Home / 48,238,818.48-72,369,420.72-15,889,561.20

Finding the Fourth Proportional to 48,238,818.48, 72,369,420.72 and 15,889,561.20

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Solution

The fourth proportional to 48,238,818.48, 72,369,420.72 and 15,889,561.20 is: 23,838,028.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,238,818.48 : 72,369,420.72 = 15,889,561.20 : x
  2. Step 2: Convert to fraction form
    48,238,818.48/72,369,420.72 = 15,889,561.20/x
  3. Step 3: Cross multiply
    48,238,818.48x = 72,369,420.72 × 15,889,561.20
  4. Step 4: Simplify right side
    48,238,818.48x = 1,149,918,339,538,988
  5. Step 5: Solve for x
    x = 1,149,918,339,538,988/48,238,818.48
  6. Step 6: Final answer
    x = 23,838,028.70

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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.