Home / 48,177,978.64-66,393,728.04-47,292,447.76

Finding the Fourth Proportional to 48,177,978.64, 66,393,728.04 and 47,292,447.76

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Solution

The fourth proportional to 48,177,978.64, 66,393,728.04 and 47,292,447.76 is: 65,173,384.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,177,978.64 : 66,393,728.04 = 47,292,447.76 : x
  2. Step 2: Convert to fraction form
    48,177,978.64/66,393,728.04 = 47,292,447.76/x
  3. Step 3: Cross multiply
    48,177,978.64x = 66,393,728.04 × 47,292,447.76
  4. Step 4: Simplify right side
    48,177,978.64x = 3,139,921,914,923,347
  5. Step 5: Solve for x
    x = 3,139,921,914,923,347/48,177,978.64
  6. Step 6: Final answer
    x = 65,173,384.26

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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.