Home / 68,763,262-94,891,440.18-38,999,368.90

Finding the Fourth Proportional to 68,763,262, 94,891,440.18 and 38,999,368.90

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Solution

The fourth proportional to 68,763,262, 94,891,440.18 and 38,999,368.90 is: 53,818,073.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,763,262 : 94,891,440.18 = 38,999,368.90 : x
  2. Step 2: Convert to fraction form
    68,763,262/94,891,440.18 = 38,999,368.90/x
  3. Step 3: Cross multiply
    68,763,262x = 94,891,440.18 × 38,999,368.90
  4. Step 4: Simplify right side
    68,763,262x = 3,700,706,281,032,102.50
  5. Step 5: Solve for x
    x = 3,700,706,281,032,102.50/68,763,262
  6. Step 6: Final answer
    x = 53,818,073.39

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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.