Home / 10,330,458.38-14,223,582.14-8,778,446.54

Finding the Fourth Proportional to 10,330,458.38, 14,223,582.14 and 8,778,446.54

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Solution

The fourth proportional to 10,330,458.38, 14,223,582.14 and 8,778,446.54 is: 12,086,681.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330,458.38 : 14,223,582.14 = 8,778,446.54 : x
  2. Step 2: Convert to fraction form
    10,330,458.38/14,223,582.14 = 8,778,446.54/x
  3. Step 3: Cross multiply
    10,330,458.38x = 14,223,582.14 × 8,778,446.54
  4. Step 4: Simplify right side
    10,330,458.38x = 124,860,955,423,288.78
  5. Step 5: Solve for x
    x = 124,860,955,423,288.78/10,330,458.38
  6. Step 6: Final answer
    x = 12,086,681.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.