Home / 6,639,332.80-9,958,999.20-6,597,342.40

Finding the Fourth Proportional to 6,639,332.80, 9,958,999.20 and 6,597,342.40

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Solution

The fourth proportional to 6,639,332.80, 9,958,999.20 and 6,597,342.40 is: 9,896,013.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,639,332.80 : 9,958,999.20 = 6,597,342.40 : x
  2. Step 2: Convert to fraction form
    6,639,332.80/9,958,999.20 = 6,597,342.40/x
  3. Step 3: Cross multiply
    6,639,332.80x = 9,958,999.20 × 6,597,342.40
  4. Step 4: Simplify right side
    6,639,332.80x = 65,702,927,683,726.08
  5. Step 5: Solve for x
    x = 65,702,927,683,726.08/6,639,332.80
  6. Step 6: Final answer
    x = 9,896,013.60

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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.