Home / 43,710,552.05-65,554,402.41-12,996,859.86

Finding the Fourth Proportional to 43,710,552.05, 65,554,402.41 and 12,996,859.86

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Solution

The fourth proportional to 43,710,552.05, 65,554,402.41 and 12,996,859.86 is: 19,491,892.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,710,552.05 : 65,554,402.41 = 12,996,859.86 : x
  2. Step 2: Convert to fraction form
    43,710,552.05/65,554,402.41 = 12,996,859.86/x
  3. Step 3: Cross multiply
    43,710,552.05x = 65,554,402.41 × 12,996,859.86
  4. Step 4: Simplify right side
    43,710,552.05x = 852,001,381,328,816.12
  5. Step 5: Solve for x
    x = 852,001,381,328,816.12/43,710,552.05
  6. Step 6: Final answer
    x = 19,491,892.49

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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.