Home / 10,486,795.32-15,731,041.86-2,913,761.88

Finding the Fourth Proportional to 10,486,795.32, 15,731,041.86 and 2,913,761.88

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Solution

The fourth proportional to 10,486,795.32, 15,731,041.86 and 2,913,761.88 is: 4,370,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,486,795.32 : 15,731,041.86 = 2,913,761.88 : x
  2. Step 2: Convert to fraction form
    10,486,795.32/15,731,041.86 = 2,913,761.88/x
  3. Step 3: Cross multiply
    10,486,795.32x = 15,731,041.86 × 2,913,761.88
  4. Step 4: Simplify right side
    10,486,795.32x = 45,836,510,104,352.30
  5. Step 5: Solve for x
    x = 45,836,510,104,352.30/10,486,795.32
  6. Step 6: Final answer
    x = 4,370,878.68

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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.