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Finding the Fourth Proportional to 57,952,274.60, 86,928,411.90 and 15,402,002.60

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Solution

The fourth proportional to 57,952,274.60, 86,928,411.90 and 15,402,002.60 is: 23,103,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,952,274.60 : 86,928,411.90 = 15,402,002.60 : x
  2. Step 2: Convert to fraction form
    57,952,274.60/86,928,411.90 = 15,402,002.60/x
  3. Step 3: Cross multiply
    57,952,274.60x = 86,928,411.90 × 15,402,002.60
  4. Step 4: Simplify right side
    57,952,274.60x = 1,338,871,626,097,671
  5. Step 5: Solve for x
    x = 1,338,871,626,097,671/57,952,274.60
  6. Step 6: Final answer
    x = 23,103,003.90

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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.