Home / 9,429,540.40-14,123,315.40-8,169,828.40

Finding the Fourth Proportional to 9,429,540.40, 14,123,315.40 and 8,169,828.40

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Solution

The fourth proportional to 9,429,540.40, 14,123,315.40 and 8,169,828.40 is: 12,236,552.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429,540.40 : 14,123,315.40 = 8,169,828.40 : x
  2. Step 2: Convert to fraction form
    9,429,540.40/14,123,315.40 = 8,169,828.40/x
  3. Step 3: Cross multiply
    9,429,540.40x = 14,123,315.40 × 8,169,828.40
  4. Step 4: Simplify right side
    9,429,540.40x = 115,385,063,257,077.38
  5. Step 5: Solve for x
    x = 115,385,063,257,077.38/9,429,540.40
  6. Step 6: Final answer
    x = 12,236,552.19

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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.