Home / 55,495,311.60-83,242,967.40-17,160,700.80

Finding the Fourth Proportional to 55,495,311.60, 83,242,967.40 and 17,160,700.80

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Solution

The fourth proportional to 55,495,311.60, 83,242,967.40 and 17,160,700.80 is: 25,741,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,495,311.60 : 83,242,967.40 = 17,160,700.80 : x
  2. Step 2: Convert to fraction form
    55,495,311.60/83,242,967.40 = 17,160,700.80/x
  3. Step 3: Cross multiply
    55,495,311.60x = 83,242,967.40 × 17,160,700.80
  4. Step 4: Simplify right side
    55,495,311.60x = 1,428,507,657,255,554
  5. Step 5: Solve for x
    x = 1,428,507,657,255,554/55,495,311.60
  6. Step 6: Final answer
    x = 25,741,051.20

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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.