Home / 15,573,019.20-23,359,528.80-9,190,478.40

Finding the Fourth Proportional to 15,573,019.20, 23,359,528.80 and 9,190,478.40

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Solution

The fourth proportional to 15,573,019.20, 23,359,528.80 and 9,190,478.40 is: 13,785,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,573,019.20 : 23,359,528.80 = 9,190,478.40 : x
  2. Step 2: Convert to fraction form
    15,573,019.20/23,359,528.80 = 9,190,478.40/x
  3. Step 3: Cross multiply
    15,573,019.20x = 23,359,528.80 × 9,190,478.40
  4. Step 4: Simplify right side
    15,573,019.20x = 214,685,244,870,577.94
  5. Step 5: Solve for x
    x = 214,685,244,870,577.94/15,573,019.20
  6. Step 6: Final answer
    x = 13,785,717.60

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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.