Home / 10,990,614.88-15,153,111.12-7,854,626.08

Finding the Fourth Proportional to 10,990,614.88, 15,153,111.12 and 7,854,626.08

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Solution

The fourth proportional to 10,990,614.88, 15,153,111.12 and 7,854,626.08 is: 10,829,423.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,990,614.88 : 15,153,111.12 = 7,854,626.08 : x
  2. Step 2: Convert to fraction form
    10,990,614.88/15,153,111.12 = 7,854,626.08/x
  3. Step 3: Cross multiply
    10,990,614.88x = 15,153,111.12 × 7,854,626.08
  4. Step 4: Simplify right side
    10,990,614.88x = 119,022,021,796,290
  5. Step 5: Solve for x
    x = 119,022,021,796,290/10,990,614.88
  6. Step 6: Final answer
    x = 10,829,423.38

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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.