Home / 15,527,059.04-21,427,055.76-8,651,393.12

Finding the Fourth Proportional to 15,527,059.04, 21,427,055.76 and 8,651,393.12

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Solution

The fourth proportional to 15,527,059.04, 21,427,055.76 and 8,651,393.12 is: 11,938,763.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527,059.04 : 21,427,055.76 = 8,651,393.12 : x
  2. Step 2: Convert to fraction form
    15,527,059.04/21,427,055.76 = 8,651,393.12/x
  3. Step 3: Cross multiply
    15,527,059.04x = 21,427,055.76 × 8,651,393.12
  4. Step 4: Simplify right side
    15,527,059.04x = 185,373,882,783,920.38
  5. Step 5: Solve for x
    x = 185,373,882,783,920.38/15,527,059.04
  6. Step 6: Final answer
    x = 11,938,763.31

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Double scale
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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.