Home / 10,830,020.80-16,238,810.40-3,255,851.20

Finding the Fourth Proportional to 10,830,020.80, 16,238,810.40 and 3,255,851.20

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Solution

The fourth proportional to 10,830,020.80, 16,238,810.40 and 3,255,851.20 is: 4,881,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830,020.80 : 16,238,810.40 = 3,255,851.20 : x
  2. Step 2: Convert to fraction form
    10,830,020.80/16,238,810.40 = 3,255,851.20/x
  3. Step 3: Cross multiply
    10,830,020.80x = 16,238,810.40 × 3,255,851.20
  4. Step 4: Simplify right side
    10,830,020.80x = 52,871,150,327,412.48
  5. Step 5: Solve for x
    x = 52,871,150,327,412.48/10,830,020.80
  6. Step 6: Final answer
    x = 4,881,906.63

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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.