Home / 36,668,130.30-54,918,214.65-18,696,239.10

Finding the Fourth Proportional to 36,668,130.30, 54,918,214.65 and 18,696,239.10

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Solution

The fourth proportional to 36,668,130.30, 54,918,214.65 and 18,696,239.10 is: 28,001,538.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,668,130.30 : 54,918,214.65 = 18,696,239.10 : x
  2. Step 2: Convert to fraction form
    36,668,130.30/54,918,214.65 = 18,696,239.10/x
  3. Step 3: Cross multiply
    36,668,130.30x = 54,918,214.65 × 18,696,239.10
  4. Step 4: Simplify right side
    36,668,130.30x = 1,026,764,072,041,522.88
  5. Step 5: Solve for x
    x = 1,026,764,072,041,522.88/36,668,130.30
  6. Step 6: Final answer
    x = 28,001,538.77

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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.