Home / 48,406,721.92-72,631,525.06-25,372,182.18

Finding the Fourth Proportional to 48,406,721.92, 72,631,525.06 and 25,372,182.18

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Solution

The fourth proportional to 48,406,721.92, 72,631,525.06 and 25,372,182.18 is: 38,069,512.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,406,721.92 : 72,631,525.06 = 25,372,182.18 : x
  2. Step 2: Convert to fraction form
    48,406,721.92/72,631,525.06 = 25,372,182.18/x
  3. Step 3: Cross multiply
    48,406,721.92x = 72,631,525.06 × 25,372,182.18
  4. Step 4: Simplify right side
    48,406,721.92x = 1,842,820,285,953,869.50
  5. Step 5: Solve for x
    x = 1,842,820,285,953,869.50/48,406,721.92
  6. Step 6: Final answer
    x = 38,069,512.10

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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.