Home / 38,158,988.74-52,654,621.72-25,795,981.42

Finding the Fourth Proportional to 38,158,988.74, 52,654,621.72 and 25,795,981.42

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Solution

The fourth proportional to 38,158,988.74, 52,654,621.72 and 25,795,981.42 is: 35,595,221.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,158,988.74 : 52,654,621.72 = 25,795,981.42 : x
  2. Step 2: Convert to fraction form
    38,158,988.74/52,654,621.72 = 25,795,981.42/x
  3. Step 3: Cross multiply
    38,158,988.74x = 52,654,621.72 × 25,795,981.42
  4. Step 4: Simplify right side
    38,158,988.74x = 1,358,277,643,566,248.50
  5. Step 5: Solve for x
    x = 1,358,277,643,566,248.50/38,158,988.74
  6. Step 6: Final answer
    x = 35,595,221.16

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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.