Home / 15,985,554-22,060,589.40-8,742,210

Finding the Fourth Proportional to 15,985,554, 22,060,589.40 and 8,742,210

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Solution

The fourth proportional to 15,985,554, 22,060,589.40 and 8,742,210 is: 12,064,536.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,985,554 : 22,060,589.40 = 8,742,210 : x
  2. Step 2: Convert to fraction form
    15,985,554/22,060,589.40 = 8,742,210/x
  3. Step 3: Cross multiply
    15,985,554x = 22,060,589.40 × 8,742,210
  4. Step 4: Simplify right side
    15,985,554x = 192,858,305,258,574
  5. Step 5: Solve for x
    x = 192,858,305,258,574/15,985,554
  6. Step 6: Final answer
    x = 12,064,536.85

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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.