Home / 15,654,016.40-21,870,833.20-15,654,016.40

Finding the Fourth Proportional to 15,654,016.40, 21,870,833.20 and 15,654,016.40

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Solution

The fourth proportional to 15,654,016.40, 21,870,833.20 and 15,654,016.40 is: 21,870,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,654,016.40 : 21,870,833.20 = 15,654,016.40 : x
  2. Step 2: Convert to fraction form
    15,654,016.40/21,870,833.20 = 15,654,016.40/x
  3. Step 3: Cross multiply
    15,654,016.40x = 21,870,833.20 × 15,654,016.40
  4. Step 4: Simplify right side
    15,654,016.40x = 342,366,381,594,464.50
  5. Step 5: Solve for x
    x = 342,366,381,594,464.50/15,654,016.40
  6. Step 6: Final answer
    x = 21,870,833.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.