Home / 28,270,737.60-42,412,132.80-16,146,009.60

Finding the Fourth Proportional to 28,270,737.60, 42,412,132.80 and 16,146,009.60

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Solution

The fourth proportional to 28,270,737.60, 42,412,132.80 and 16,146,009.60 is: 24,222,456.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,270,737.60 : 42,412,132.80 = 16,146,009.60 : x
  2. Step 2: Convert to fraction form
    28,270,737.60/42,412,132.80 = 16,146,009.60/x
  3. Step 3: Cross multiply
    28,270,737.60x = 42,412,132.80 × 16,146,009.60
  4. Step 4: Simplify right side
    28,270,737.60x = 684,786,703,345,274.88
  5. Step 5: Solve for x
    x = 684,786,703,345,274.88/28,270,737.60
  6. Step 6: Final answer
    x = 24,222,456.20

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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.