Home / 8,887,578.96-12,265,856.48-5,020,349.20

Finding the Fourth Proportional to 8,887,578.96, 12,265,856.48 and 5,020,349.20

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Solution

The fourth proportional to 8,887,578.96, 12,265,856.48 and 5,020,349.20 is: 6,928,645.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887,578.96 : 12,265,856.48 = 5,020,349.20 : x
  2. Step 2: Convert to fraction form
    8,887,578.96/12,265,856.48 = 5,020,349.20/x
  3. Step 3: Cross multiply
    8,887,578.96x = 12,265,856.48 × 5,020,349.20
  4. Step 4: Simplify right side
    8,887,578.96x = 61,578,882,766,682.82
  5. Step 5: Solve for x
    x = 61,578,882,766,682.82/8,887,578.96
  6. Step 6: Final answer
    x = 6,928,645.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.