Home / 10,040,376.10-15,043,975.35-8,547,384.10

Finding the Fourth Proportional to 10,040,376.10, 15,043,975.35 and 8,547,384.10

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Solution

The fourth proportional to 10,040,376.10, 15,043,975.35 and 8,547,384.10 is: 12,806,954.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040,376.10 : 15,043,975.35 = 8,547,384.10 : x
  2. Step 2: Convert to fraction form
    10,040,376.10/15,043,975.35 = 8,547,384.10/x
  3. Step 3: Cross multiply
    10,040,376.10x = 15,043,975.35 × 8,547,384.10
  4. Step 4: Simplify right side
    10,040,376.10x = 128,586,635,707,381.92
  5. Step 5: Solve for x
    x = 128,586,635,707,381.92/10,040,376.10
  6. Step 6: Final answer
    x = 12,806,954.08

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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.