Home / 82,367,521.02-113,666,866.98-45,198,423.18

Finding the Fourth Proportional to 82,367,521.02, 113,666,866.98 and 45,198,423.18

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Solution

The fourth proportional to 82,367,521.02, 113,666,866.98 and 45,198,423.18 is: 62,373,652.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,367,521.02 : 113,666,866.98 = 45,198,423.18 : x
  2. Step 2: Convert to fraction form
    82,367,521.02/113,666,866.98 = 45,198,423.18/x
  3. Step 3: Cross multiply
    82,367,521.02x = 113,666,866.98 × 45,198,423.18
  4. Step 4: Simplify right side
    82,367,521.02x = 5,137,563,155,306,809
  5. Step 5: Solve for x
    x = 5,137,563,155,306,809/82,367,521.02
  6. Step 6: Final answer
    x = 62,373,652.77

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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.