Home / 63,982,643.94-88,306,606.98-39,216,607.20

Finding the Fourth Proportional to 63,982,643.94, 88,306,606.98 and 39,216,607.20

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Solution

The fourth proportional to 63,982,643.94, 88,306,606.98 and 39,216,607.20 is: 54,125,389.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,982,643.94 : 88,306,606.98 = 39,216,607.20 : x
  2. Step 2: Convert to fraction form
    63,982,643.94/88,306,606.98 = 39,216,607.20/x
  3. Step 3: Cross multiply
    63,982,643.94x = 88,306,606.98 × 39,216,607.20
  4. Step 4: Simplify right side
    63,982,643.94x = 3,463,085,519,099,438.50
  5. Step 5: Solve for x
    x = 3,463,085,519,099,438.50/63,982,643.94
  6. Step 6: Final answer
    x = 54,125,389.42

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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.