Home / 15,527,069.72-21,427,441.20-9,004,566.38

Finding the Fourth Proportional to 15,527,069.72, 21,427,441.20 and 9,004,566.38

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Solution

The fourth proportional to 15,527,069.72, 21,427,441.20 and 9,004,566.38 is: 12,426,350.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527,069.72 : 21,427,441.20 = 9,004,566.38 : x
  2. Step 2: Convert to fraction form
    15,527,069.72/21,427,441.20 = 9,004,566.38/x
  3. Step 3: Cross multiply
    15,527,069.72x = 21,427,441.20 × 9,004,566.38
  4. Step 4: Simplify right side
    15,527,069.72x = 192,944,816,638,946.88
  5. Step 5: Solve for x
    x = 192,944,816,638,946.88/15,527,069.72
  6. Step 6: Final answer
    x = 12,426,350.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.