Home / 9,210,452.20-12,710,436.90-5,080,391.08

Finding the Fourth Proportional to 9,210,452.20, 12,710,436.90 and 5,080,391.08

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Solution

The fourth proportional to 9,210,452.20, 12,710,436.90 and 5,080,391.08 is: 7,010,946.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210,452.20 : 12,710,436.90 = 5,080,391.08 : x
  2. Step 2: Convert to fraction form
    9,210,452.20/12,710,436.90 = 5,080,391.08/x
  3. Step 3: Cross multiply
    9,210,452.20x = 12,710,436.90 × 5,080,391.08
  4. Step 4: Simplify right side
    9,210,452.20x = 64,573,990,249,662.85
  5. Step 5: Solve for x
    x = 64,573,990,249,662.85/9,210,452.20
  6. Step 6: Final answer
    x = 7,010,946.79

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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.