Home / 31,645,242.72-47,452,161.09-10,077,034.32

Finding the Fourth Proportional to 31,645,242.72, 47,452,161.09 and 10,077,034.32

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Solution

The fourth proportional to 31,645,242.72, 47,452,161.09 and 10,077,034.32 is: 15,110,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,645,242.72 : 47,452,161.09 = 10,077,034.32 : x
  2. Step 2: Convert to fraction form
    31,645,242.72/47,452,161.09 = 10,077,034.32/x
  3. Step 3: Cross multiply
    31,645,242.72x = 47,452,161.09 × 10,077,034.32
  4. Step 4: Simplify right side
    31,645,242.72x = 478,177,055,862,098.69
  5. Step 5: Solve for x
    x = 478,177,055,862,098.69/31,645,242.72
  6. Step 6: Final answer
    x = 15,110,551.06

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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.