Home / 28,364,057.04-42,513,811.72-17,260,639.30

Finding the Fourth Proportional to 28,364,057.04, 42,513,811.72 and 17,260,639.30

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Solution

The fourth proportional to 28,364,057.04, 42,513,811.72 and 17,260,639.30 is: 25,871,319.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,364,057.04 : 42,513,811.72 = 17,260,639.30 : x
  2. Step 2: Convert to fraction form
    28,364,057.04/42,513,811.72 = 17,260,639.30/x
  3. Step 3: Cross multiply
    28,364,057.04x = 42,513,811.72 × 17,260,639.30
  4. Step 4: Simplify right side
    28,364,057.04x = 733,815,569,367,032.62
  5. Step 5: Solve for x
    x = 733,815,569,367,032.62/28,364,057.04
  6. Step 6: Final answer
    x = 25,871,319.05

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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.