Home / 8,899,373.81-12,280,795.05-5,031,975.96

Finding the Fourth Proportional to 8,899,373.81, 12,280,795.05 and 5,031,975.96

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Solution

The fourth proportional to 8,899,373.81, 12,280,795.05 and 5,031,975.96 is: 6,943,934.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899,373.81 : 12,280,795.05 = 5,031,975.96 : x
  2. Step 2: Convert to fraction form
    8,899,373.81/12,280,795.05 = 5,031,975.96/x
  3. Step 3: Cross multiply
    8,899,373.81x = 12,280,795.05 × 5,031,975.96
  4. Step 4: Simplify right side
    8,899,373.81x = 61,796,665,480,156.91
  5. Step 5: Solve for x
    x = 61,796,665,480,156.91/8,899,373.81
  6. Step 6: Final answer
    x = 6,943,934.12

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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.