Home / 43,008,001.20-64,512,001.80-34,945,844.40

Finding the Fourth Proportional to 43,008,001.20, 64,512,001.80 and 34,945,844.40

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Solution

The fourth proportional to 43,008,001.20, 64,512,001.80 and 34,945,844.40 is: 52,418,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,008,001.20 : 64,512,001.80 = 34,945,844.40 : x
  2. Step 2: Convert to fraction form
    43,008,001.20/64,512,001.80 = 34,945,844.40/x
  3. Step 3: Cross multiply
    43,008,001.20x = 64,512,001.80 × 34,945,844.40
  4. Step 4: Simplify right side
    43,008,001.20x = 2,254,426,376,835,319.50
  5. Step 5: Solve for x
    x = 2,254,426,376,835,319.50/43,008,001.20
  6. Step 6: Final answer
    x = 52,418,766.60

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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.