Home / 75,590,267.70-104,258,876.56-57,006,191.12

Finding the Fourth Proportional to 75,590,267.70, 104,258,876.56 and 57,006,191.12

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Solution

The fourth proportional to 75,590,267.70, 104,258,876.56 and 57,006,191.12 is: 78,626,543.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,590,267.70 : 104,258,876.56 = 57,006,191.12 : x
  2. Step 2: Convert to fraction form
    75,590,267.70/104,258,876.56 = 57,006,191.12/x
  3. Step 3: Cross multiply
    75,590,267.70x = 104,258,876.56 × 57,006,191.12
  4. Step 4: Simplify right side
    75,590,267.70x = 5,943,401,442,850,817
  5. Step 5: Solve for x
    x = 5,943,401,442,850,817/75,590,267.70
  6. Step 6: Final answer
    x = 78,626,543.12

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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.