Home / 81,974,967.95-122,944,313.93-23,669,990.02

Finding the Fourth Proportional to 81,974,967.95, 122,944,313.93 and 23,669,990.02

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Solution

The fourth proportional to 81,974,967.95, 122,944,313.93 and 23,669,990.02 is: 35,499,747.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,974,967.95 : 122,944,313.93 = 23,669,990.02 : x
  2. Step 2: Convert to fraction form
    81,974,967.95/122,944,313.93 = 23,669,990.02/x
  3. Step 3: Cross multiply
    81,974,967.95x = 122,944,313.93 × 23,669,990.02
  4. Step 4: Simplify right side
    81,974,967.95x = 2,910,090,683,490,661
  5. Step 5: Solve for x
    x = 2,910,090,683,490,661/81,974,967.95
  6. Step 6: Final answer
    x = 35,499,747.74

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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.