Home / 38,097,209.58-52,578,510.64-21,356,470.62

Finding the Fourth Proportional to 38,097,209.58, 52,578,510.64 and 21,356,470.62

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Solution

The fourth proportional to 38,097,209.58, 52,578,510.64 and 21,356,470.62 is: 29,474,374.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,097,209.58 : 52,578,510.64 = 21,356,470.62 : x
  2. Step 2: Convert to fraction form
    38,097,209.58/52,578,510.64 = 21,356,470.62/x
  3. Step 3: Cross multiply
    38,097,209.58x = 52,578,510.64 × 21,356,470.62
  4. Step 4: Simplify right side
    38,097,209.58x = 1,122,891,417,726,517.50
  5. Step 5: Solve for x
    x = 1,122,891,417,726,517.50/38,097,209.58
  6. Step 6: Final answer
    x = 29,474,374.37

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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.