Home / 54,457,565.66-81,710,470.94-28,543,708.46

Finding the Fourth Proportional to 54,457,565.66, 81,710,470.94 and 28,543,708.46

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Solution

The fourth proportional to 54,457,565.66, 81,710,470.94 and 28,543,708.46 is: 42,828,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,457,565.66 : 81,710,470.94 = 28,543,708.46 : x
  2. Step 2: Convert to fraction form
    54,457,565.66/81,710,470.94 = 28,543,708.46/x
  3. Step 3: Cross multiply
    54,457,565.66x = 81,710,470.94 × 28,543,708.46
  4. Step 4: Simplify right side
    54,457,565.66x = 2,332,319,860,640,662
  5. Step 5: Solve for x
    x = 2,332,319,860,640,662/54,457,565.66
  6. Step 6: Final answer
    x = 42,828,206.37

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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.