Home / 28,497,526.80-42,732,818.28-10,298,187.60

Finding the Fourth Proportional to 28,497,526.80, 42,732,818.28 and 10,298,187.60

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Solution

The fourth proportional to 28,497,526.80, 42,732,818.28 and 10,298,187.60 is: 15,442,413.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,497,526.80 : 42,732,818.28 = 10,298,187.60 : x
  2. Step 2: Convert to fraction form
    28,497,526.80/42,732,818.28 = 10,298,187.60/x
  3. Step 3: Cross multiply
    28,497,526.80x = 42,732,818.28 × 10,298,187.60
  4. Step 4: Simplify right side
    28,497,526.80x = 440,070,579,324,149.31
  5. Step 5: Solve for x
    x = 440,070,579,324,149.31/28,497,526.80
  6. Step 6: Final answer
    x = 15,442,413.04

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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.