Home / 15,856,720.80-23,785,081.20-15,744,746.40

Finding the Fourth Proportional to 15,856,720.80, 23,785,081.20 and 15,744,746.40

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Solution

The fourth proportional to 15,856,720.80, 23,785,081.20 and 15,744,746.40 is: 23,617,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,856,720.80 : 23,785,081.20 = 15,744,746.40 : x
  2. Step 2: Convert to fraction form
    15,856,720.80/23,785,081.20 = 15,744,746.40/x
  3. Step 3: Cross multiply
    15,856,720.80x = 23,785,081.20 × 15,744,746.40
  4. Step 4: Simplify right side
    15,856,720.80x = 374,490,071,597,407.69
  5. Step 5: Solve for x
    x = 374,490,071,597,407.69/15,856,720.80
  6. Step 6: Final answer
    x = 23,617,119.60

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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.