Home / 14,539,339.92-20,067,708.18-9,036,870.40

Finding the Fourth Proportional to 14,539,339.92, 20,067,708.18 and 9,036,870.40

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Solution

The fourth proportional to 14,539,339.92, 20,067,708.18 and 9,036,870.40 is: 12,473,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539,339.92 : 20,067,708.18 = 9,036,870.40 : x
  2. Step 2: Convert to fraction form
    14,539,339.92/20,067,708.18 = 9,036,870.40/x
  3. Step 3: Cross multiply
    14,539,339.92x = 20,067,708.18 × 9,036,870.40
  4. Step 4: Simplify right side
    14,539,339.92x = 181,349,278,106,652.75
  5. Step 5: Solve for x
    x = 181,349,278,106,652.75/14,539,339.92
  6. Step 6: Final answer
    x = 12,473,006.28

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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.