Home / 15,985,539-22,060,568.70-8,742,195

Finding the Fourth Proportional to 15,985,539, 22,060,568.70 and 8,742,195

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Solution

The fourth proportional to 15,985,539, 22,060,568.70 and 8,742,195 is: 12,064,516.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,985,539 : 22,060,568.70 = 8,742,195 : x
  2. Step 2: Convert to fraction form
    15,985,539/22,060,568.70 = 8,742,195/x
  3. Step 3: Cross multiply
    15,985,539x = 22,060,568.70 × 8,742,195
  4. Step 4: Simplify right side
    15,985,539x = 192,857,793,386,296.50
  5. Step 5: Solve for x
    x = 192,857,793,386,296.50/15,985,539
  6. Step 6: Final answer
    x = 12,064,516.15

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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.