Home / 47,392,004.80-71,088,007.20-39,314,101.60

Finding the Fourth Proportional to 47,392,004.80, 71,088,007.20 and 39,314,101.60

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Solution

The fourth proportional to 47,392,004.80, 71,088,007.20 and 39,314,101.60 is: 58,971,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,392,004.80 : 71,088,007.20 = 39,314,101.60 : x
  2. Step 2: Convert to fraction form
    47,392,004.80/71,088,007.20 = 39,314,101.60/x
  3. Step 3: Cross multiply
    47,392,004.80x = 71,088,007.20 × 39,314,101.60
  4. Step 4: Simplify right side
    47,392,004.80x = 2,794,761,137,602,331.50
  5. Step 5: Solve for x
    x = 2,794,761,137,602,331.50/47,392,004.80
  6. Step 6: Final answer
    x = 58,971,152.40

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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.