Home / 63,279,939.02-87,329,706.47-35,400,986.11

Finding the Fourth Proportional to 63,279,939.02, 87,329,706.47 and 35,400,986.11

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Solution

The fourth proportional to 63,279,939.02, 87,329,706.47 and 35,400,986.11 is: 48,855,257.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,279,939.02 : 87,329,706.47 = 35,400,986.11 : x
  2. Step 2: Convert to fraction form
    63,279,939.02/87,329,706.47 = 35,400,986.11/x
  3. Step 3: Cross multiply
    63,279,939.02x = 87,329,706.47 × 35,400,986.11
  4. Step 4: Simplify right side
    63,279,939.02x = 3,091,557,725,998,853
  5. Step 5: Solve for x
    x = 3,091,557,725,998,853/63,279,939.02
  6. Step 6: Final answer
    x = 48,855,257.67

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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.