Home / 74,552,049.18-102,890,851.79-42,773,853.92

Finding the Fourth Proportional to 74,552,049.18, 102,890,851.79 and 42,773,853.92

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Solution

The fourth proportional to 74,552,049.18, 102,890,851.79 and 42,773,853.92 is: 59,033,095.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,552,049.18 : 102,890,851.79 = 42,773,853.92 : x
  2. Step 2: Convert to fraction form
    74,552,049.18/102,890,851.79 = 42,773,853.92/x
  3. Step 3: Cross multiply
    74,552,049.18x = 102,890,851.79 × 42,773,853.92
  4. Step 4: Simplify right side
    74,552,049.18x = 4,401,038,263,441,506.50
  5. Step 5: Solve for x
    x = 4,401,038,263,441,506.50/74,552,049.18
  6. Step 6: Final answer
    x = 59,033,095.83

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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.