Home / 63,660,153.81-87,851,013.17-34,686,777.81

Finding the Fourth Proportional to 63,660,153.81, 87,851,013.17 and 34,686,777.81

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Solution

The fourth proportional to 63,660,153.81, 87,851,013.17 and 34,686,777.81 is: 47,867,753.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,660,153.81 : 87,851,013.17 = 34,686,777.81 : x
  2. Step 2: Convert to fraction form
    63,660,153.81/87,851,013.17 = 34,686,777.81/x
  3. Step 3: Cross multiply
    63,660,153.81x = 87,851,013.17 × 34,686,777.81
  4. Step 4: Simplify right side
    63,660,153.81x = 3,047,268,574,211,174
  5. Step 5: Solve for x
    x = 3,047,268,574,211,174/63,660,153.81
  6. Step 6: Final answer
    x = 47,867,753.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.