Home / 10,342,897.40-15,514,346.10-9,226,871.30

Finding the Fourth Proportional to 10,342,897.40, 15,514,346.10 and 9,226,871.30

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Solution

The fourth proportional to 10,342,897.40, 15,514,346.10 and 9,226,871.30 is: 13,840,306.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342,897.40 : 15,514,346.10 = 9,226,871.30 : x
  2. Step 2: Convert to fraction form
    10,342,897.40/15,514,346.10 = 9,226,871.30/x
  3. Step 3: Cross multiply
    10,342,897.40x = 15,514,346.10 × 9,226,871.30
  4. Step 4: Simplify right side
    10,342,897.40x = 143,148,874,768,356.94
  5. Step 5: Solve for x
    x = 143,148,874,768,356.94/10,342,897.40
  6. Step 6: Final answer
    x = 13,840,306.95

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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.