Home / 12,635,921.66-18,953,938.02-4,000,064.53

Finding the Fourth Proportional to 12,635,921.66, 18,953,938.02 and 4,000,064.53

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Solution

The fourth proportional to 12,635,921.66, 18,953,938.02 and 4,000,064.53 is: 6,000,114.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635,921.66 : 18,953,938.02 = 4,000,064.53 : x
  2. Step 2: Convert to fraction form
    12,635,921.66/18,953,938.02 = 4,000,064.53/x
  3. Step 3: Cross multiply
    12,635,921.66x = 18,953,938.02 × 4,000,064.53
  4. Step 4: Simplify right side
    12,635,921.66x = 75,816,975,130,235.58
  5. Step 5: Solve for x
    x = 75,816,975,130,235.58/12,635,921.66
  6. Step 6: Final answer
    x = 6,000,114.37

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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.