Home / 10,492,869.57-15,720,122.54-7,607,089.35

Finding the Fourth Proportional to 10,492,869.57, 15,720,122.54 and 7,607,089.35

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Solution

The fourth proportional to 10,492,869.57, 15,720,122.54 and 7,607,089.35 is: 11,396,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,492,869.57 : 15,720,122.54 = 7,607,089.35 : x
  2. Step 2: Convert to fraction form
    10,492,869.57/15,720,122.54 = 7,607,089.35/x
  3. Step 3: Cross multiply
    10,492,869.57x = 15,720,122.54 × 7,607,089.35
  4. Step 4: Simplify right side
    10,492,869.57x = 119,584,376,730,956.80
  5. Step 5: Solve for x
    x = 119,584,376,730,956.80/10,492,869.57
  6. Step 6: Final answer
    x = 11,396,727.65

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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.