Home / 10,340,012.60-15,517,017.30-4,657,311.80

Finding the Fourth Proportional to 10,340,012.60, 15,517,017.30 and 4,657,311.80

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Solution

The fourth proportional to 10,340,012.60, 15,517,017.30 and 4,657,311.80 is: 6,989,119.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340,012.60 : 15,517,017.30 = 4,657,311.80 : x
  2. Step 2: Convert to fraction form
    10,340,012.60/15,517,017.30 = 4,657,311.80/x
  3. Step 3: Cross multiply
    10,340,012.60x = 15,517,017.30 × 4,657,311.80
  4. Step 4: Simplify right side
    10,340,012.60x = 72,267,587,772,094.14
  5. Step 5: Solve for x
    x = 72,267,587,772,094.14/10,340,012.60
  6. Step 6: Final answer
    x = 6,989,119.89

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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.