Home / 7,766,381.79-10,715,231.81-4,502,545.13

Finding the Fourth Proportional to 7,766,381.79, 10,715,231.81 and 4,502,545.13

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Solution

The fourth proportional to 7,766,381.79, 10,715,231.81 and 4,502,545.13 is: 6,212,135.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766,381.79 : 10,715,231.81 = 4,502,545.13 : x
  2. Step 2: Convert to fraction form
    7,766,381.79/10,715,231.81 = 4,502,545.13/x
  3. Step 3: Cross multiply
    7,766,381.79x = 10,715,231.81 × 4,502,545.13
  4. Step 4: Simplify right side
    7,766,381.79x = 48,245,814,807,211.94
  5. Step 5: Solve for x
    x = 48,245,814,807,211.94/7,766,381.79
  6. Step 6: Final answer
    x = 6,212,135.35

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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.