Home / 52,186,543.20-78,279,814.80-16,280,085.60

Finding the Fourth Proportional to 52,186,543.20, 78,279,814.80 and 16,280,085.60

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Solution

The fourth proportional to 52,186,543.20, 78,279,814.80 and 16,280,085.60 is: 24,420,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,186,543.20 : 78,279,814.80 = 16,280,085.60 : x
  2. Step 2: Convert to fraction form
    52,186,543.20/78,279,814.80 = 16,280,085.60/x
  3. Step 3: Cross multiply
    52,186,543.20x = 78,279,814.80 × 16,280,085.60
  4. Step 4: Simplify right side
    52,186,543.20x = 1,274,402,085,696,146.75
  5. Step 5: Solve for x
    x = 1,274,402,085,696,146.75/52,186,543.20
  6. Step 6: Final answer
    x = 24,420,128.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.