Home / 15,615,638.20-23,389,343.34-6,490,068.04

Finding the Fourth Proportional to 15,615,638.20, 23,389,343.34 and 6,490,068.04

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Solution

The fourth proportional to 15,615,638.20, 23,389,343.34 and 6,490,068.04 is: 9,720,923.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,615,638.20 : 23,389,343.34 = 6,490,068.04 : x
  2. Step 2: Convert to fraction form
    15,615,638.20/23,389,343.34 = 6,490,068.04/x
  3. Step 3: Cross multiply
    15,615,638.20x = 23,389,343.34 × 6,490,068.04
  4. Step 4: Simplify right side
    15,615,638.20x = 151,798,429,687,520.84
  5. Step 5: Solve for x
    x = 151,798,429,687,520.84/15,615,638.20
  6. Step 6: Final answer
    x = 9,720,923.84

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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.