Home / 12,227,871.02-18,341,386.10-3,130,047.39

Finding the Fourth Proportional to 12,227,871.02, 18,341,386.10 and 3,130,047.39

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Solution

The fourth proportional to 12,227,871.02, 18,341,386.10 and 3,130,047.39 is: 4,694,963.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227,871.02 : 18,341,386.10 = 3,130,047.39 : x
  2. Step 2: Convert to fraction form
    12,227,871.02/18,341,386.10 = 3,130,047.39/x
  3. Step 3: Cross multiply
    12,227,871.02x = 18,341,386.10 × 3,130,047.39
  4. Step 4: Simplify right side
    12,227,871.02x = 57,409,407,614,608.27
  5. Step 5: Solve for x
    x = 57,409,407,614,608.27/12,227,871.02
  6. Step 6: Final answer
    x = 4,694,963.46

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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.