Home / 13,574,891.52-20,358,009.72-4,475,293.20

Finding the Fourth Proportional to 13,574,891.52, 20,358,009.72 and 4,475,293.20

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Solution

The fourth proportional to 13,574,891.52, 20,358,009.72 and 4,475,293.20 is: 6,711,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,574,891.52 : 20,358,009.72 = 4,475,293.20 : x
  2. Step 2: Convert to fraction form
    13,574,891.52/20,358,009.72 = 4,475,293.20/x
  3. Step 3: Cross multiply
    13,574,891.52x = 20,358,009.72 × 4,475,293.20
  4. Step 4: Simplify right side
    13,574,891.52x = 91,108,062,465,449.91
  5. Step 5: Solve for x
    x = 91,108,062,465,449.91/13,574,891.52
  6. Step 6: Final answer
    x = 6,711,513.11

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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.