Home / 56,079,172.67-84,148,395.85-39,789,730.17

Finding the Fourth Proportional to 56,079,172.67, 84,148,395.85 and 39,789,730.17

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Solution

The fourth proportional to 56,079,172.67, 84,148,395.85 and 39,789,730.17 is: 59,705,623.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,079,172.67 : 84,148,395.85 = 39,789,730.17 : x
  2. Step 2: Convert to fraction form
    56,079,172.67/84,148,395.85 = 39,789,730.17/x
  3. Step 3: Cross multiply
    56,079,172.67x = 84,148,395.85 × 39,789,730.17
  4. Step 4: Simplify right side
    56,079,172.67x = 3,348,241,964,689,105.50
  5. Step 5: Solve for x
    x = 3,348,241,964,689,105.50/56,079,172.67
  6. Step 6: Final answer
    x = 59,705,623.41

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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.