Home / 10,315,058.40-15,472,587.60-9,199,032.30

Finding the Fourth Proportional to 10,315,058.40, 15,472,587.60 and 9,199,032.30

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Solution

The fourth proportional to 10,315,058.40, 15,472,587.60 and 9,199,032.30 is: 13,798,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315,058.40 : 15,472,587.60 = 9,199,032.30 : x
  2. Step 2: Convert to fraction form
    10,315,058.40/15,472,587.60 = 9,199,032.30/x
  3. Step 3: Cross multiply
    10,315,058.40x = 15,472,587.60 × 9,199,032.30
  4. Step 4: Simplify right side
    10,315,058.40x = 142,332,833,096,979.50
  5. Step 5: Solve for x
    x = 142,332,833,096,979.50/10,315,058.40
  6. Step 6: Final answer
    x = 13,798,548.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.