Home / 11,335,468.89-16,978,280.12-9,367,898.16

Finding the Fourth Proportional to 11,335,468.89, 16,978,280.12 and 9,367,898.16

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Solution

The fourth proportional to 11,335,468.89, 16,978,280.12 and 9,367,898.16 is: 14,031,250.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335,468.89 : 16,978,280.12 = 9,367,898.16 : x
  2. Step 2: Convert to fraction form
    11,335,468.89/16,978,280.12 = 9,367,898.16/x
  3. Step 3: Cross multiply
    11,335,468.89x = 16,978,280.12 × 9,367,898.16
  4. Step 4: Simplify right side
    11,335,468.89x = 159,050,799,064,205.91
  5. Step 5: Solve for x
    x = 159,050,799,064,205.91/11,335,468.89
  6. Step 6: Final answer
    x = 14,031,250.11

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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.