Home / 31,746,233.32-43,819,125.62-20,734,666.44

Finding the Fourth Proportional to 31,746,233.32, 43,819,125.62 and 20,734,666.44

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Solution

The fourth proportional to 31,746,233.32, 43,819,125.62 and 20,734,666.44 is: 28,619,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,746,233.32 : 43,819,125.62 = 20,734,666.44 : x
  2. Step 2: Convert to fraction form
    31,746,233.32/43,819,125.62 = 20,734,666.44/x
  3. Step 3: Cross multiply
    31,746,233.32x = 43,819,125.62 × 20,734,666.44
  4. Step 4: Simplify right side
    31,746,233.32x = 908,574,953,423,158.25
  5. Step 5: Solve for x
    x = 908,574,953,423,158.25/31,746,233.32
  6. Step 6: Final answer
    x = 28,619,929.31

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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.