Home / 67,318,496.79-92,895,521.91-39,058,680.51

Finding the Fourth Proportional to 67,318,496.79, 92,895,521.91 and 39,058,680.51

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Solution

The fourth proportional to 67,318,496.79, 92,895,521.91 and 39,058,680.51 is: 53,898,656.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,318,496.79 : 92,895,521.91 = 39,058,680.51 : x
  2. Step 2: Convert to fraction form
    67,318,496.79/92,895,521.91 = 39,058,680.51/x
  3. Step 3: Cross multiply
    67,318,496.79x = 92,895,521.91 × 39,058,680.51
  4. Step 4: Simplify right side
    67,318,496.79x = 3,628,376,510,897,101.50
  5. Step 5: Solve for x
    x = 3,628,376,510,897,101.50/67,318,496.79
  6. Step 6: Final answer
    x = 53,898,656.15

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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.