Home / 10,403,750.90-15,605,626.35-9,144,038.90

Finding the Fourth Proportional to 10,403,750.90, 15,605,626.35 and 9,144,038.90

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Solution

The fourth proportional to 10,403,750.90, 15,605,626.35 and 9,144,038.90 is: 13,716,058.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403,750.90 : 15,605,626.35 = 9,144,038.90 : x
  2. Step 2: Convert to fraction form
    10,403,750.90/15,605,626.35 = 9,144,038.90/x
  3. Step 3: Cross multiply
    10,403,750.90x = 15,605,626.35 × 9,144,038.90
  4. Step 4: Simplify right side
    10,403,750.90x = 142,698,454,403,265.03
  5. Step 5: Solve for x
    x = 142,698,454,403,265.03/10,403,750.90
  6. Step 6: Final answer
    x = 13,716,058.35

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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.