Home / 9,419,566.60-14,129,479.50-2,687,979.40

Finding the Fourth Proportional to 9,419,566.60, 14,129,479.50 and 2,687,979.40

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Solution

The fourth proportional to 9,419,566.60, 14,129,479.50 and 2,687,979.40 is: 4,032,006.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,419,566.60 : 14,129,479.50 = 2,687,979.40 : x
  2. Step 2: Convert to fraction form
    9,419,566.60/14,129,479.50 = 2,687,979.40/x
  3. Step 3: Cross multiply
    9,419,566.60x = 14,129,479.50 × 2,687,979.40
  4. Step 4: Simplify right side
    9,419,566.60x = 37,979,749,828,722.30
  5. Step 5: Solve for x
    x = 37,979,749,828,722.30/9,419,566.60
  6. Step 6: Final answer
    x = 4,032,006.08

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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.