Home / 15,077,210.28-20,806,534.44-8,201,675.94

Finding the Fourth Proportional to 15,077,210.28, 20,806,534.44 and 8,201,675.94

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Solution

The fourth proportional to 15,077,210.28, 20,806,534.44 and 8,201,675.94 is: 11,318,304.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,077,210.28 : 20,806,534.44 = 8,201,675.94 : x
  2. Step 2: Convert to fraction form
    15,077,210.28/20,806,534.44 = 8,201,675.94/x
  3. Step 3: Cross multiply
    15,077,210.28x = 20,806,534.44 × 8,201,675.94
  4. Step 4: Simplify right side
    15,077,210.28x = 170,648,452,911,329.41
  5. Step 5: Solve for x
    x = 170,648,452,911,329.41/15,077,210.28
  6. Step 6: Final answer
    x = 11,318,304.23

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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.