Home / 10,434,170.22-15,643,688.56-7,013,973.77

Finding the Fourth Proportional to 10,434,170.22, 15,643,688.56 and 7,013,973.77

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Solution

The fourth proportional to 10,434,170.22, 15,643,688.56 and 7,013,973.77 is: 10,515,874.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434,170.22 : 15,643,688.56 = 7,013,973.77 : x
  2. Step 2: Convert to fraction form
    10,434,170.22/15,643,688.56 = 7,013,973.77/x
  3. Step 3: Cross multiply
    10,434,170.22x = 15,643,688.56 × 7,013,973.77
  4. Step 4: Simplify right side
    10,434,170.22x = 109,724,421,188,799.52
  5. Step 5: Solve for x
    x = 109,724,421,188,799.52/10,434,170.22
  6. Step 6: Final answer
    x = 10,515,874.18

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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.