Home / 15,756,477.12-23,645,337.36-5,521,428.96

Finding the Fourth Proportional to 15,756,477.12, 23,645,337.36 and 5,521,428.96

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Solution

The fourth proportional to 15,756,477.12, 23,645,337.36 and 5,521,428.96 is: 8,285,865.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756,477.12 : 23,645,337.36 = 5,521,428.96 : x
  2. Step 2: Convert to fraction form
    15,756,477.12/23,645,337.36 = 5,521,428.96/x
  3. Step 3: Cross multiply
    15,756,477.12x = 23,645,337.36 × 5,521,428.96
  4. Step 4: Simplify right side
    15,756,477.12x = 130,556,050,468,473.94
  5. Step 5: Solve for x
    x = 130,556,050,468,473.94/15,756,477.12
  6. Step 6: Final answer
    x = 8,285,865.52

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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.