Home / 38,834,373.95-53,592,723.26-21,194,242.45

Finding the Fourth Proportional to 38,834,373.95, 53,592,723.26 and 21,194,242.45

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Solution

The fourth proportional to 38,834,373.95, 53,592,723.26 and 21,194,242.45 is: 29,248,757.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,834,373.95 : 53,592,723.26 = 21,194,242.45 : x
  2. Step 2: Convert to fraction form
    38,834,373.95/53,592,723.26 = 21,194,242.45/x
  3. Step 3: Cross multiply
    38,834,373.95x = 53,592,723.26 × 21,194,242.45
  4. Step 4: Simplify right side
    38,834,373.95x = 1,135,857,170,167,719.75
  5. Step 5: Solve for x
    x = 1,135,857,170,167,719.75/38,834,373.95
  6. Step 6: Final answer
    x = 29,248,757.08

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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.