Home / 10,015,046.70-15,022,570.05-9,343,200.30

Finding the Fourth Proportional to 10,015,046.70, 15,022,570.05 and 9,343,200.30

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Solution

The fourth proportional to 10,015,046.70, 15,022,570.05 and 9,343,200.30 is: 14,014,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015,046.70 : 15,022,570.05 = 9,343,200.30 : x
  2. Step 2: Convert to fraction form
    10,015,046.70/15,022,570.05 = 9,343,200.30/x
  3. Step 3: Cross multiply
    10,015,046.70x = 15,022,570.05 × 9,343,200.30
  4. Step 4: Simplify right side
    10,015,046.70x = 140,358,880,997,931.03
  5. Step 5: Solve for x
    x = 140,358,880,997,931.03/10,015,046.70
  6. Step 6: Final answer
    x = 14,014,800.45

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Similar ratio
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1.5x scale

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.