Home / 8,390,627.80-12,585,941.70-7,044,310.60

Finding the Fourth Proportional to 8,390,627.80, 12,585,941.70 and 7,044,310.60

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Solution

The fourth proportional to 8,390,627.80, 12,585,941.70 and 7,044,310.60 is: 10,566,465.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,390,627.80 : 12,585,941.70 = 7,044,310.60 : x
  2. Step 2: Convert to fraction form
    8,390,627.80/12,585,941.70 = 7,044,310.60/x
  3. Step 3: Cross multiply
    8,390,627.80x = 12,585,941.70 × 7,044,310.60
  4. Step 4: Simplify right side
    8,390,627.80x = 88,659,282,528,292.02
  5. Step 5: Solve for x
    x = 88,659,282,528,292.02/8,390,627.80
  6. Step 6: Final answer
    x = 10,566,465.90

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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.