Home / 10,813,547.39-16,217,798.05-3,135,131.40

Finding the Fourth Proportional to 10,813,547.39, 16,217,798.05 and 3,135,131.40

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Solution

The fourth proportional to 10,813,547.39, 16,217,798.05 and 3,135,131.40 is: 4,701,965.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813,547.39 : 16,217,798.05 = 3,135,131.40 : x
  2. Step 2: Convert to fraction form
    10,813,547.39/16,217,798.05 = 3,135,131.40/x
  3. Step 3: Cross multiply
    10,813,547.39x = 16,217,798.05 × 3,135,131.40
  4. Step 4: Simplify right side
    10,813,547.39x = 50,844,927,933,355.99
  5. Step 5: Solve for x
    x = 50,844,927,933,355.99/10,813,547.39
  6. Step 6: Final answer
    x = 4,701,965.61

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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.