Home / 13,176,010.30-19,764,015.45-8,655,627.10

Finding the Fourth Proportional to 13,176,010.30, 19,764,015.45 and 8,655,627.10

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Solution

The fourth proportional to 13,176,010.30, 19,764,015.45 and 8,655,627.10 is: 12,983,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176,010.30 : 19,764,015.45 = 8,655,627.10 : x
  2. Step 2: Convert to fraction form
    13,176,010.30/19,764,015.45 = 8,655,627.10/x
  3. Step 3: Cross multiply
    13,176,010.30x = 19,764,015.45 × 8,655,627.10
  4. Step 4: Simplify right side
    13,176,010.30x = 171,069,947,733,838.69
  5. Step 5: Solve for x
    x = 171,069,947,733,838.69/13,176,010.30
  6. Step 6: Final answer
    x = 12,983,440.65

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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.