Home / 12,700,922.32-17,527,422-6,899,795.47

Finding the Fourth Proportional to 12,700,922.32, 17,527,422 and 6,899,795.47

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Solution

The fourth proportional to 12,700,922.32, 17,527,422 and 6,899,795.47 is: 9,521,798.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,700,922.32 : 17,527,422 = 6,899,795.47 : x
  2. Step 2: Convert to fraction form
    12,700,922.32/17,527,422 = 6,899,795.47/x
  3. Step 3: Cross multiply
    12,700,922.32x = 17,527,422 × 6,899,795.47
  4. Step 4: Simplify right side
    12,700,922.32x = 120,935,626,916,378.33
  5. Step 5: Solve for x
    x = 120,935,626,916,378.33/12,700,922.32
  6. Step 6: Final answer
    x = 9,521,798.80

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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.