Home / 10,376,944.40-15,523,426.20-9,117,232.40

Finding the Fourth Proportional to 10,376,944.40, 15,523,426.20 and 9,117,232.40

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Solution

The fourth proportional to 10,376,944.40, 15,523,426.20 and 9,117,232.40 is: 13,638,955.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376,944.40 : 15,523,426.20 = 9,117,232.40 : x
  2. Step 2: Convert to fraction form
    10,376,944.40/15,523,426.20 = 9,117,232.40/x
  3. Step 3: Cross multiply
    10,376,944.40x = 15,523,426.20 × 9,117,232.40
  4. Step 4: Simplify right side
    10,376,944.40x = 141,530,684,309,648.88
  5. Step 5: Solve for x
    x = 141,530,684,309,648.88/10,376,944.40
  6. Step 6: Final answer
    x = 13,638,955.64

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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.