Home / 12,293,095.80-18,439,643.70-5,200,462.20

Finding the Fourth Proportional to 12,293,095.80, 18,439,643.70 and 5,200,462.20

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Solution

The fourth proportional to 12,293,095.80, 18,439,643.70 and 5,200,462.20 is: 7,800,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293,095.80 : 18,439,643.70 = 5,200,462.20 : x
  2. Step 2: Convert to fraction form
    12,293,095.80/18,439,643.70 = 5,200,462.20/x
  3. Step 3: Cross multiply
    12,293,095.80x = 18,439,643.70 × 5,200,462.20
  4. Step 4: Simplify right side
    12,293,095.80x = 95,894,670,043,318.14
  5. Step 5: Solve for x
    x = 95,894,670,043,318.14/12,293,095.80
  6. Step 6: Final answer
    x = 7,800,693.30

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1.5x scale

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.