Home / 67,281,885.85-92,849,039.72-36,342,055.13

Finding the Fourth Proportional to 67,281,885.85, 92,849,039.72 and 36,342,055.13

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Solution

The fourth proportional to 67,281,885.85, 92,849,039.72 and 36,342,055.13 is: 50,152,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,281,885.85 : 92,849,039.72 = 36,342,055.13 : x
  2. Step 2: Convert to fraction form
    67,281,885.85/92,849,039.72 = 36,342,055.13/x
  3. Step 3: Cross multiply
    67,281,885.85x = 92,849,039.72 × 36,342,055.13
  4. Step 4: Simplify right side
    67,281,885.85x = 3,374,324,920,271,800
  5. Step 5: Solve for x
    x = 3,374,324,920,271,800/67,281,885.85
  6. Step 6: Final answer
    x = 50,152,056.20

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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.