Home / 55,836,981.86-77,053,929.99-31,056,635.66

Finding the Fourth Proportional to 55,836,981.86, 77,053,929.99 and 31,056,635.66

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Solution

The fourth proportional to 55,836,981.86, 77,053,929.99 and 31,056,635.66 is: 42,857,542.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,836,981.86 : 77,053,929.99 = 31,056,635.66 : x
  2. Step 2: Convert to fraction form
    55,836,981.86/77,053,929.99 = 31,056,635.66/x
  3. Step 3: Cross multiply
    55,836,981.86x = 77,053,929.99 × 31,056,635.66
  4. Step 4: Simplify right side
    55,836,981.86x = 2,393,035,829,870,577.50
  5. Step 5: Solve for x
    x = 2,393,035,829,870,577.50/55,836,981.86
  6. Step 6: Final answer
    x = 42,857,542.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.