Home / 18,342,483.40-27,513,725.10-16,578,886.60

Finding the Fourth Proportional to 18,342,483.40, 27,513,725.10 and 16,578,886.60

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Solution

The fourth proportional to 18,342,483.40, 27,513,725.10 and 16,578,886.60 is: 24,868,329.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,342,483.40 : 27,513,725.10 = 16,578,886.60 : x
  2. Step 2: Convert to fraction form
    18,342,483.40/27,513,725.10 = 16,578,886.60/x
  3. Step 3: Cross multiply
    18,342,483.40x = 27,513,725.10 × 16,578,886.60
  4. Step 4: Simplify right side
    18,342,483.40x = 456,146,928,376,473.69
  5. Step 5: Solve for x
    x = 456,146,928,376,473.69/18,342,483.40
  6. Step 6: Final answer
    x = 24,868,329.90

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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.