Home / 12,445,471.80-18,646,089.30-10,675,999.80

Finding the Fourth Proportional to 12,445,471.80, 18,646,089.30 and 10,675,999.80

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Solution

The fourth proportional to 12,445,471.80, 18,646,089.30 and 10,675,999.80 is: 15,995,026.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,445,471.80 : 18,646,089.30 = 10,675,999.80 : x
  2. Step 2: Convert to fraction form
    12,445,471.80/18,646,089.30 = 10,675,999.80/x
  3. Step 3: Cross multiply
    12,445,471.80x = 18,646,089.30 × 10,675,999.80
  4. Step 4: Simplify right side
    12,445,471.80x = 199,065,645,637,582.16
  5. Step 5: Solve for x
    x = 199,065,645,637,582.16/12,445,471.80
  6. Step 6: Final answer
    x = 15,995,026.05

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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.