Home / 40,665,665.39-61,000,459.80-13,371,353.81

Finding the Fourth Proportional to 40,665,665.39, 61,000,459.80 and 13,371,353.81

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Solution

The fourth proportional to 40,665,665.39, 61,000,459.80 and 13,371,353.81 is: 20,057,675.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,665,665.39 : 61,000,459.80 = 13,371,353.81 : x
  2. Step 2: Convert to fraction form
    40,665,665.39/61,000,459.80 = 13,371,353.81/x
  3. Step 3: Cross multiply
    40,665,665.39x = 61,000,459.80 × 13,371,353.81
  4. Step 4: Simplify right side
    40,665,665.39x = 815,658,730,432,088.62
  5. Step 5: Solve for x
    x = 815,658,730,432,088.62/40,665,665.39
  6. Step 6: Final answer
    x = 20,057,675.75

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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.