Home / 9,689,838.30-14,519,011.05-8,335,647.90

Finding the Fourth Proportional to 9,689,838.30, 14,519,011.05 and 8,335,647.90

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Solution

The fourth proportional to 9,689,838.30, 14,519,011.05 and 8,335,647.90 is: 12,489,926.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689,838.30 : 14,519,011.05 = 8,335,647.90 : x
  2. Step 2: Convert to fraction form
    9,689,838.30/14,519,011.05 = 8,335,647.90/x
  3. Step 3: Cross multiply
    9,689,838.30x = 14,519,011.05 × 8,335,647.90
  4. Step 4: Simplify right side
    9,689,838.30x = 121,025,363,969,009.31
  5. Step 5: Solve for x
    x = 121,025,363,969,009.31/9,689,838.30
  6. Step 6: Final answer
    x = 12,489,926.07

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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.