Home / 16,920,367.83-23,350,391.54-9,185,410.13

Finding the Fourth Proportional to 16,920,367.83, 23,350,391.54 and 9,185,410.13

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Solution

The fourth proportional to 16,920,367.83, 23,350,391.54 and 9,185,410.13 is: 12,676,020.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920,367.83 : 23,350,391.54 = 9,185,410.13 : x
  2. Step 2: Convert to fraction form
    16,920,367.83/23,350,391.54 = 9,185,410.13/x
  3. Step 3: Cross multiply
    16,920,367.83x = 23,350,391.54 × 9,185,410.13
  4. Step 4: Simplify right side
    16,920,367.83x = 214,482,922,862,748.59
  5. Step 5: Solve for x
    x = 214,482,922,862,748.59/16,920,367.83
  6. Step 6: Final answer
    x = 12,676,020.11

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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.