Home / 12,437,510.40-18,684,259.20-12,101,587.20

Finding the Fourth Proportional to 12,437,510.40, 18,684,259.20 and 12,101,587.20

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Solution

The fourth proportional to 12,437,510.40, 18,684,259.20 and 12,101,587.20 is: 18,179,618.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,437,510.40 : 18,684,259.20 = 12,101,587.20 : x
  2. Step 2: Convert to fraction form
    12,437,510.40/18,684,259.20 = 12,101,587.20/x
  3. Step 3: Cross multiply
    12,437,510.40x = 18,684,259.20 × 12,101,587.20
  4. Step 4: Simplify right side
    12,437,510.40x = 226,109,191,976,202.22
  5. Step 5: Solve for x
    x = 226,109,191,976,202.22/12,437,510.40
  6. Step 6: Final answer
    x = 18,179,618.32

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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.