Home / 7,402,443.90-11,103,665.85-4,416,459.90

Finding the Fourth Proportional to 7,402,443.90, 11,103,665.85 and 4,416,459.90

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Solution

The fourth proportional to 7,402,443.90, 11,103,665.85 and 4,416,459.90 is: 6,624,689.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402,443.90 : 11,103,665.85 = 4,416,459.90 : x
  2. Step 2: Convert to fraction form
    7,402,443.90/11,103,665.85 = 4,416,459.90/x
  3. Step 3: Cross multiply
    7,402,443.90x = 11,103,665.85 × 4,416,459.90
  4. Step 4: Simplify right side
    7,402,443.90x = 49,038,894,969,524.41
  5. Step 5: Solve for x
    x = 49,038,894,969,524.41/7,402,443.90
  6. Step 6: Final answer
    x = 6,624,689.85

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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.