Home / 11,188,000.08-15,429,901.32-9,454,136.40

Finding the Fourth Proportional to 11,188,000.08, 15,429,901.32 and 9,454,136.40

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Solution

The fourth proportional to 11,188,000.08, 15,429,901.32 and 9,454,136.40 is: 13,038,647.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188,000.08 : 15,429,901.32 = 9,454,136.40 : x
  2. Step 2: Convert to fraction form
    11,188,000.08/15,429,901.32 = 9,454,136.40/x
  3. Step 3: Cross multiply
    11,188,000.08x = 15,429,901.32 × 9,454,136.40
  4. Step 4: Simplify right side
    11,188,000.08x = 145,876,391,717,820.06
  5. Step 5: Solve for x
    x = 145,876,391,717,820.06/11,188,000.08
  6. Step 6: Final answer
    x = 13,038,647.72

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1.5x scale

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.