Home / 53,004,807.20-79,465,220.40-29,070,279.20

Finding the Fourth Proportional to 53,004,807.20, 79,465,220.40 and 29,070,279.20

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Solution

The fourth proportional to 53,004,807.20, 79,465,220.40 and 29,070,279.20 is: 43,582,389.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,004,807.20 : 79,465,220.40 = 29,070,279.20 : x
  2. Step 2: Convert to fraction form
    53,004,807.20/79,465,220.40 = 29,070,279.20/x
  3. Step 3: Cross multiply
    53,004,807.20x = 79,465,220.40 × 29,070,279.20
  4. Step 4: Simplify right side
    53,004,807.20x = 2,310,076,143,717,536
  5. Step 5: Solve for x
    x = 2,310,076,143,717,536/53,004,807.20
  6. Step 6: Final answer
    x = 43,582,389.33

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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.