Home / 10,813,168.61-16,217,685.74-3,240,134.36

Finding the Fourth Proportional to 10,813,168.61, 16,217,685.74 and 3,240,134.36

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Solution

The fourth proportional to 10,813,168.61, 16,217,685.74 and 3,240,134.36 is: 4,859,582.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813,168.61 : 16,217,685.74 = 3,240,134.36 : x
  2. Step 2: Convert to fraction form
    10,813,168.61/16,217,685.74 = 3,240,134.36/x
  3. Step 3: Cross multiply
    10,813,168.61x = 16,217,685.74 × 3,240,134.36
  4. Step 4: Simplify right side
    10,813,168.61x = 52,547,480,793,684.26
  5. Step 5: Solve for x
    x = 52,547,480,793,684.26/10,813,168.61
  6. Step 6: Final answer
    x = 4,859,582.12

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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.