Home / 20,160,023.10-30,240,034.65-6,696,851.10

Finding the Fourth Proportional to 20,160,023.10, 30,240,034.65 and 6,696,851.10

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Solution

The fourth proportional to 20,160,023.10, 30,240,034.65 and 6,696,851.10 is: 10,045,276.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,023.10 : 30,240,034.65 = 6,696,851.10 : x
  2. Step 2: Convert to fraction form
    20,160,023.10/30,240,034.65 = 6,696,851.10/x
  3. Step 3: Cross multiply
    20,160,023.10x = 30,240,034.65 × 6,696,851.10
  4. Step 4: Simplify right side
    20,160,023.10x = 202,513,009,309,890.59
  5. Step 5: Solve for x
    x = 202,513,009,309,890.59/20,160,023.10
  6. Step 6: Final answer
    x = 10,045,276.65

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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.