Home / 10,869,718.69-15,000,242.78-6,223,574.96

Finding the Fourth Proportional to 10,869,718.69, 15,000,242.78 and 6,223,574.96

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Solution

The fourth proportional to 10,869,718.69, 15,000,242.78 and 6,223,574.96 is: 8,588,551.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869,718.69 : 15,000,242.78 = 6,223,574.96 : x
  2. Step 2: Convert to fraction form
    10,869,718.69/15,000,242.78 = 6,223,574.96/x
  3. Step 3: Cross multiply
    10,869,718.69x = 15,000,242.78 × 6,223,574.96
  4. Step 4: Simplify right side
    10,869,718.69x = 93,355,135,356,337.44
  5. Step 5: Solve for x
    x = 93,355,135,356,337.44/10,869,718.69
  6. Step 6: Final answer
    x = 8,588,551.19

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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.