Home / 61,662,992.18-85,088,063.72-34,154,031.38

Finding the Fourth Proportional to 61,662,992.18, 85,088,063.72 and 34,154,031.38

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Solution

The fourth proportional to 61,662,992.18, 85,088,063.72 and 34,154,031.38 is: 47,128,760.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,662,992.18 : 85,088,063.72 = 34,154,031.38 : x
  2. Step 2: Convert to fraction form
    61,662,992.18/85,088,063.72 = 34,154,031.38/x
  3. Step 3: Cross multiply
    61,662,992.18x = 85,088,063.72 × 34,154,031.38
  4. Step 4: Simplify right side
    61,662,992.18x = 2,906,100,398,016,264
  5. Step 5: Solve for x
    x = 2,906,100,398,016,264/61,662,992.18
  6. Step 6: Final answer
    x = 47,128,760.63

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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.