Home / 9,677,220.80-14,515,831.20-6,275,998.40

Finding the Fourth Proportional to 9,677,220.80, 14,515,831.20 and 6,275,998.40

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Solution

The fourth proportional to 9,677,220.80, 14,515,831.20 and 6,275,998.40 is: 9,413,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,677,220.80 : 14,515,831.20 = 6,275,998.40 : x
  2. Step 2: Convert to fraction form
    9,677,220.80/14,515,831.20 = 6,275,998.40/x
  3. Step 3: Cross multiply
    9,677,220.80x = 14,515,831.20 × 6,275,998.40
  4. Step 4: Simplify right side
    9,677,220.80x = 91,101,333,385,870.08
  5. Step 5: Solve for x
    x = 91,101,333,385,870.08/9,677,220.80
  6. Step 6: Final answer
    x = 9,413,997.60

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Double scale
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Similar ratio
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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.