Home / 7,420,080.04-10,239,687.62-4,112,585.18

Finding the Fourth Proportional to 7,420,080.04, 10,239,687.62 and 4,112,585.18

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Solution

The fourth proportional to 7,420,080.04, 10,239,687.62 and 4,112,585.18 is: 5,675,354.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,420,080.04 : 10,239,687.62 = 4,112,585.18 : x
  2. Step 2: Convert to fraction form
    7,420,080.04/10,239,687.62 = 4,112,585.18/x
  3. Step 3: Cross multiply
    7,420,080.04x = 10,239,687.62 × 4,112,585.18
  4. Step 4: Simplify right side
    7,420,080.04x = 42,111,587,553,841.47
  5. Step 5: Solve for x
    x = 42,111,587,553,841.47/7,420,080.04
  6. Step 6: Final answer
    x = 5,675,354.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.