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Finding the Fourth Proportional to 9,968,404.80, 14,952,607.20 and 7,547,026.75

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Solution

The fourth proportional to 9,968,404.80, 14,952,607.20 and 7,547,026.75 is: 11,320,540.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,404.80 : 14,952,607.20 = 7,547,026.75 : x
  2. Step 2: Convert to fraction form
    9,968,404.80/14,952,607.20 = 7,547,026.75/x
  3. Step 3: Cross multiply
    9,968,404.80x = 14,952,607.20 × 7,547,026.75
  4. Step 4: Simplify right side
    9,968,404.80x = 112,847,726,483,261.06
  5. Step 5: Solve for x
    x = 112,847,726,483,261.06/9,968,404.80
  6. Step 6: Final answer
    x = 11,320,540.12

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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.