Home / 56,683,881.50-85,039,314.02-18,345,395.66

Finding the Fourth Proportional to 56,683,881.50, 85,039,314.02 and 18,345,395.66

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Solution

The fourth proportional to 56,683,881.50, 85,039,314.02 and 18,345,395.66 is: 27,522,460.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,683,881.50 : 85,039,314.02 = 18,345,395.66 : x
  2. Step 2: Convert to fraction form
    56,683,881.50/85,039,314.02 = 18,345,395.66/x
  3. Step 3: Cross multiply
    56,683,881.50x = 85,039,314.02 × 18,345,395.66
  4. Step 4: Simplify right side
    56,683,881.50x = 1,560,079,861,834,961.75
  5. Step 5: Solve for x
    x = 1,560,079,861,834,961.75/56,683,881.50
  6. Step 6: Final answer
    x = 27,522,460.01

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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.