Home / 10,366,288.03-15,549,432.05-10,206,855.73

Finding the Fourth Proportional to 10,366,288.03, 15,549,432.05 and 10,206,855.73

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Solution

The fourth proportional to 10,366,288.03, 15,549,432.05 and 10,206,855.73 is: 15,310,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,288.03 : 15,549,432.05 = 10,206,855.73 : x
  2. Step 2: Convert to fraction form
    10,366,288.03/15,549,432.05 = 10,206,855.73/x
  3. Step 3: Cross multiply
    10,366,288.03x = 15,549,432.05 × 10,206,855.73
  4. Step 4: Simplify right side
    10,366,288.03x = 158,710,809,617,788.16
  5. Step 5: Solve for x
    x = 158,710,809,617,788.16/10,366,288.03
  6. Step 6: Final answer
    x = 15,310,283.60

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Similar ratio
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1.5x scale

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.