Home / 84,885,921.18-127,328,722.95-26,598,061.43

Finding the Fourth Proportional to 84,885,921.18, 127,328,722.95 and 26,598,061.43

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Solution

The fourth proportional to 84,885,921.18, 127,328,722.95 and 26,598,061.43 is: 39,897,042.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,885,921.18 : 127,328,722.95 = 26,598,061.43 : x
  2. Step 2: Convert to fraction form
    84,885,921.18/127,328,722.95 = 26,598,061.43/x
  3. Step 3: Cross multiply
    84,885,921.18x = 127,328,722.95 × 26,598,061.43
  4. Step 4: Simplify right side
    84,885,921.18x = 3,386,697,194,827,551
  5. Step 5: Solve for x
    x = 3,386,697,194,827,551/84,885,921.18
  6. Step 6: Final answer
    x = 39,897,042.38

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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.