Home / 12,906,596.27-17,812,143.93-7,400,483.40

Finding the Fourth Proportional to 12,906,596.27, 17,812,143.93 and 7,400,483.40

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Solution

The fourth proportional to 12,906,596.27, 17,812,143.93 and 7,400,483.40 is: 10,213,264.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,906,596.27 : 17,812,143.93 = 7,400,483.40 : x
  2. Step 2: Convert to fraction form
    12,906,596.27/17,812,143.93 = 7,400,483.40/x
  3. Step 3: Cross multiply
    12,906,596.27x = 17,812,143.93 × 7,400,483.40
  4. Step 4: Simplify right side
    12,906,596.27x = 131,818,475,472,375.77
  5. Step 5: Solve for x
    x = 131,818,475,472,375.77/12,906,596.27
  6. Step 6: Final answer
    x = 10,213,264.04

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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.