Home / 10,853,413.60-16,256,500.80-6,586,139.20

Finding the Fourth Proportional to 10,853,413.60, 16,256,500.80 and 6,586,139.20

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Solution

The fourth proportional to 10,853,413.60, 16,256,500.80 and 6,586,139.20 is: 9,864,875.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853,413.60 : 16,256,500.80 = 6,586,139.20 : x
  2. Step 2: Convert to fraction form
    10,853,413.60/16,256,500.80 = 6,586,139.20/x
  3. Step 3: Cross multiply
    10,853,413.60x = 16,256,500.80 × 6,586,139.20
  4. Step 4: Simplify right side
    10,853,413.60x = 107,067,577,173,711.38
  5. Step 5: Solve for x
    x = 107,067,577,173,711.38/10,853,413.60
  6. Step 6: Final answer
    x = 9,864,875.80

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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.