Home / 39,105,931.60-58,679,892.60-16,389,125.20

Finding the Fourth Proportional to 39,105,931.60, 58,679,892.60 and 16,389,125.20

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Solution

The fourth proportional to 39,105,931.60, 58,679,892.60 and 16,389,125.20 is: 24,592,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,105,931.60 : 58,679,892.60 = 16,389,125.20 : x
  2. Step 2: Convert to fraction form
    39,105,931.60/58,679,892.60 = 16,389,125.20/x
  3. Step 3: Cross multiply
    39,105,931.60x = 58,679,892.60 × 16,389,125.20
  4. Step 4: Simplify right side
    39,105,931.60x = 961,712,106,543,953.50
  5. Step 5: Solve for x
    x = 961,712,106,543,953.50/39,105,931.60
  6. Step 6: Final answer
    x = 24,592,486.80

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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.