Home / 9,979,272.80-14,968,909.20-9,979,272.80

Finding the Fourth Proportional to 9,979,272.80, 14,968,909.20 and 9,979,272.80

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Solution

The fourth proportional to 9,979,272.80, 14,968,909.20 and 9,979,272.80 is: 14,968,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979,272.80 : 14,968,909.20 = 9,979,272.80 : x
  2. Step 2: Convert to fraction form
    9,979,272.80/14,968,909.20 = 9,979,272.80/x
  3. Step 3: Cross multiply
    9,979,272.80x = 14,968,909.20 × 9,979,272.80
  4. Step 4: Simplify right side
    9,979,272.80x = 149,378,828,425,229.75
  5. Step 5: Solve for x
    x = 149,378,828,425,229.75/9,979,272.80
  6. Step 6: Final answer
    x = 14,968,909.20

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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.