Home / 56,079,172.17-84,148,395.10-39,789,729.66

Finding the Fourth Proportional to 56,079,172.17, 84,148,395.10 and 39,789,729.66

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Solution

The fourth proportional to 56,079,172.17, 84,148,395.10 and 39,789,729.66 is: 59,705,622.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,079,172.17 : 84,148,395.10 = 39,789,729.66 : x
  2. Step 2: Convert to fraction form
    56,079,172.17/84,148,395.10 = 39,789,729.66/x
  3. Step 3: Cross multiply
    56,079,172.17x = 84,148,395.10 × 39,789,729.66
  4. Step 4: Simplify right side
    56,079,172.17x = 3,348,241,892,679,879
  5. Step 5: Solve for x
    x = 3,348,241,892,679,879/56,079,172.17
  6. Step 6: Final answer
    x = 59,705,622.66

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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.