Home / 9,076,215.60-13,614,323.40-7,977,904.20

Finding the Fourth Proportional to 9,076,215.60, 13,614,323.40 and 7,977,904.20

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Solution

The fourth proportional to 9,076,215.60, 13,614,323.40 and 7,977,904.20 is: 11,966,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076,215.60 : 13,614,323.40 = 7,977,904.20 : x
  2. Step 2: Convert to fraction form
    9,076,215.60/13,614,323.40 = 7,977,904.20/x
  3. Step 3: Cross multiply
    9,076,215.60x = 13,614,323.40 × 7,977,904.20
  4. Step 4: Simplify right side
    9,076,215.60x = 108,613,767,833,018.28
  5. Step 5: Solve for x
    x = 108,613,767,833,018.28/9,076,215.60
  6. Step 6: Final answer
    x = 11,966,856.30

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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.