Home / 39,390,629.22-54,368,138.34-23,098,354.02

Finding the Fourth Proportional to 39,390,629.22, 54,368,138.34 and 23,098,354.02

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Solution

The fourth proportional to 39,390,629.22, 54,368,138.34 and 23,098,354.02 is: 31,881,047.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,390,629.22 : 54,368,138.34 = 23,098,354.02 : x
  2. Step 2: Convert to fraction form
    39,390,629.22/54,368,138.34 = 23,098,354.02/x
  3. Step 3: Cross multiply
    39,390,629.22x = 54,368,138.34 × 23,098,354.02
  4. Step 4: Simplify right side
    39,390,629.22x = 1,255,814,506,785,655.25
  5. Step 5: Solve for x
    x = 1,255,814,506,785,655.25/39,390,629.22
  6. Step 6: Final answer
    x = 31,881,047.13

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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.