Home / 10,636,672.80-15,955,009.20-10,556,956.65

Finding the Fourth Proportional to 10,636,672.80, 15,955,009.20 and 10,556,956.65

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Solution

The fourth proportional to 10,636,672.80, 15,955,009.20 and 10,556,956.65 is: 15,835,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636,672.80 : 15,955,009.20 = 10,556,956.65 : x
  2. Step 2: Convert to fraction form
    10,636,672.80/15,955,009.20 = 10,556,956.65/x
  3. Step 3: Cross multiply
    10,636,672.80x = 15,955,009.20 × 10,556,956.65
  4. Step 4: Simplify right side
    10,636,672.80x = 168,436,340,474,751.19
  5. Step 5: Solve for x
    x = 168,436,340,474,751.19/10,636,672.80
  6. Step 6: Final answer
    x = 15,835,434.98

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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.