Home / 57,468,272.80-86,202,409.20-47,264,605.60

Finding the Fourth Proportional to 57,468,272.80, 86,202,409.20 and 47,264,605.60

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Solution

The fourth proportional to 57,468,272.80, 86,202,409.20 and 47,264,605.60 is: 70,896,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,468,272.80 : 86,202,409.20 = 47,264,605.60 : x
  2. Step 2: Convert to fraction form
    57,468,272.80/86,202,409.20 = 47,264,605.60/x
  3. Step 3: Cross multiply
    57,468,272.80x = 86,202,409.20 × 47,264,605.60
  4. Step 4: Simplify right side
    57,468,272.80x = 4,074,322,872,607,812
  5. Step 5: Solve for x
    x = 4,074,322,872,607,812/57,468,272.80
  6. Step 6: Final answer
    x = 70,896,908.40

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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.