Home / 7,699,332.80-11,548,999.20-5,310,545.60

Finding the Fourth Proportional to 7,699,332.80, 11,548,999.20 and 5,310,545.60

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Solution

The fourth proportional to 7,699,332.80, 11,548,999.20 and 5,310,545.60 is: 7,965,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,699,332.80 : 11,548,999.20 = 5,310,545.60 : x
  2. Step 2: Convert to fraction form
    7,699,332.80/11,548,999.20 = 5,310,545.60/x
  3. Step 3: Cross multiply
    7,699,332.80x = 11,548,999.20 × 5,310,545.60
  4. Step 4: Simplify right side
    7,699,332.80x = 61,331,486,885,963.52
  5. Step 5: Solve for x
    x = 61,331,486,885,963.52/7,699,332.80
  6. Step 6: Final answer
    x = 7,965,818.40

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1.5x scale

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.