Home / 13,163,534.80-19,745,302.20-5,989,081.30

Finding the Fourth Proportional to 13,163,534.80, 19,745,302.20 and 5,989,081.30

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Solution

The fourth proportional to 13,163,534.80, 19,745,302.20 and 5,989,081.30 is: 8,983,621.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,163,534.80 : 19,745,302.20 = 5,989,081.30 : x
  2. Step 2: Convert to fraction form
    13,163,534.80/19,745,302.20 = 5,989,081.30/x
  3. Step 3: Cross multiply
    13,163,534.80x = 19,745,302.20 × 5,989,081.30
  4. Step 4: Simplify right side
    13,163,534.80x = 118,256,220,168,868.86
  5. Step 5: Solve for x
    x = 118,256,220,168,868.86/13,163,534.80
  6. Step 6: Final answer
    x = 8,983,621.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.