Home / 14,339,572.89-19,788,613.42-7,813,202.33

Finding the Fourth Proportional to 14,339,572.89, 19,788,613.42 and 7,813,202.33

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Solution

The fourth proportional to 14,339,572.89, 19,788,613.42 and 7,813,202.33 is: 10,782,220.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,572.89 : 19,788,613.42 = 7,813,202.33 : x
  2. Step 2: Convert to fraction form
    14,339,572.89/19,788,613.42 = 7,813,202.33/x
  3. Step 3: Cross multiply
    14,339,572.89x = 19,788,613.42 × 7,813,202.33
  4. Step 4: Simplify right side
    14,339,572.89x = 154,612,440,386,065.81
  5. Step 5: Solve for x
    x = 154,612,440,386,065.81/14,339,572.89
  6. Step 6: Final answer
    x = 10,782,220.75

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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.