Home / 7,402,486.10-11,103,729.15-6,233,315.90

Finding the Fourth Proportional to 7,402,486.10, 11,103,729.15 and 6,233,315.90

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Solution

The fourth proportional to 7,402,486.10, 11,103,729.15 and 6,233,315.90 is: 9,349,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402,486.10 : 11,103,729.15 = 6,233,315.90 : x
  2. Step 2: Convert to fraction form
    7,402,486.10/11,103,729.15 = 6,233,315.90/x
  3. Step 3: Cross multiply
    7,402,486.10x = 11,103,729.15 × 6,233,315.90
  4. Step 4: Simplify right side
    7,402,486.10x = 69,213,051,459,988.49
  5. Step 5: Solve for x
    x = 69,213,051,459,988.49/7,402,486.10
  6. Step 6: Final answer
    x = 9,349,973.85

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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.