Home / 15,788,711.70-21,790,312.65-9,594,770.49

Finding the Fourth Proportional to 15,788,711.70, 21,790,312.65 and 9,594,770.49

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Solution

The fourth proportional to 15,788,711.70, 21,790,312.65 and 9,594,770.49 is: 13,241,932.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,788,711.70 : 21,790,312.65 = 9,594,770.49 : x
  2. Step 2: Convert to fraction form
    15,788,711.70/21,790,312.65 = 9,594,770.49/x
  3. Step 3: Cross multiply
    15,788,711.70x = 21,790,312.65 × 9,594,770.49
  4. Step 4: Simplify right side
    15,788,711.70x = 209,073,048,782,093.69
  5. Step 5: Solve for x
    x = 209,073,048,782,093.69/15,788,711.70
  6. Step 6: Final answer
    x = 13,241,932.13

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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.