Home / 47,374,176.80-71,094,442.80-30,376,186.40

Finding the Fourth Proportional to 47,374,176.80, 71,094,442.80 and 30,376,186.40

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Solution

The fourth proportional to 47,374,176.80, 71,094,442.80 and 30,376,186.40 is: 45,585,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,374,176.80 : 71,094,442.80 = 30,376,186.40 : x
  2. Step 2: Convert to fraction form
    47,374,176.80/71,094,442.80 = 30,376,186.40/x
  3. Step 3: Cross multiply
    47,374,176.80x = 71,094,442.80 × 30,376,186.40
  4. Step 4: Simplify right side
    47,374,176.80x = 2,159,578,046,496,937.75
  5. Step 5: Solve for x
    x = 2,159,578,046,496,937.75/47,374,176.80
  6. Step 6: Final answer
    x = 45,585,552.98

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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.