Home / 23,185,890.30-34,778,835.45-13,612,079.10

Finding the Fourth Proportional to 23,185,890.30, 34,778,835.45 and 13,612,079.10

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Solution

The fourth proportional to 23,185,890.30, 34,778,835.45 and 13,612,079.10 is: 20,418,118.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185,890.30 : 34,778,835.45 = 13,612,079.10 : x
  2. Step 2: Convert to fraction form
    23,185,890.30/34,778,835.45 = 13,612,079.10/x
  3. Step 3: Cross multiply
    23,185,890.30x = 34,778,835.45 × 13,612,079.10
  4. Step 4: Simplify right side
    23,185,890.30x = 473,412,259,151,284.12
  5. Step 5: Solve for x
    x = 473,412,259,151,284.12/23,185,890.30
  6. Step 6: Final answer
    x = 20,418,118.65

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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.