Home / 29,105,995.20-43,643,246.40-12,068,390.40

Finding the Fourth Proportional to 29,105,995.20, 43,643,246.40 and 12,068,390.40

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Solution

The fourth proportional to 29,105,995.20, 43,643,246.40 and 12,068,390.40 is: 18,096,056.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,105,995.20 : 43,643,246.40 = 12,068,390.40 : x
  2. Step 2: Convert to fraction form
    29,105,995.20/43,643,246.40 = 12,068,390.40/x
  3. Step 3: Cross multiply
    29,105,995.20x = 43,643,246.40 × 12,068,390.40
  4. Step 4: Simplify right side
    29,105,995.20x = 526,703,735,878,594.56
  5. Step 5: Solve for x
    x = 526,703,735,878,594.56/29,105,995.20
  6. Step 6: Final answer
    x = 18,096,056.58

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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.