Home / 5,021,834.14-7,528,328-1,991,330.11

Finding the Fourth Proportional to 5,021,834.14, 7,528,328 and 1,991,330.11

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Solution

The fourth proportional to 5,021,834.14, 7,528,328 and 1,991,330.11 is: 2,985,241.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021,834.14 : 7,528,328 = 1,991,330.11 : x
  2. Step 2: Convert to fraction form
    5,021,834.14/7,528,328 = 1,991,330.11/x
  3. Step 3: Cross multiply
    5,021,834.14x = 7,528,328 × 1,991,330.11
  4. Step 4: Simplify right side
    5,021,834.14x = 14,991,386,224,356.08
  5. Step 5: Solve for x
    x = 14,991,386,224,356.08/5,021,834.14
  6. Step 6: Final answer
    x = 2,985,241.21

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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.