Home / 18,513,098.13-27,787,558.59-8,935,219.11

Finding the Fourth Proportional to 18,513,098.13, 27,787,558.59 and 8,935,219.11

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Solution

The fourth proportional to 18,513,098.13, 27,787,558.59 and 8,935,219.11 is: 13,411,473.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,513,098.13 : 27,787,558.59 = 8,935,219.11 : x
  2. Step 2: Convert to fraction form
    18,513,098.13/27,787,558.59 = 8,935,219.11/x
  3. Step 3: Cross multiply
    18,513,098.13x = 27,787,558.59 × 8,935,219.11
  4. Step 4: Simplify right side
    18,513,098.13x = 248,287,924,533,612.62
  5. Step 5: Solve for x
    x = 248,287,924,533,612.62/18,513,098.13
  6. Step 6: Final answer
    x = 13,411,473.48

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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.