Home / 22,421,631.47-30,941,850.96-12,108,353.45

Finding the Fourth Proportional to 22,421,631.47, 30,941,850.96 and 12,108,353.45

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Solution

The fourth proportional to 22,421,631.47, 30,941,850.96 and 12,108,353.45 is: 16,709,527.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421,631.47 : 30,941,850.96 = 12,108,353.45 : x
  2. Step 2: Convert to fraction form
    22,421,631.47/30,941,850.96 = 12,108,353.45/x
  3. Step 3: Cross multiply
    22,421,631.47x = 30,941,850.96 × 12,108,353.45
  4. Step 4: Simplify right side
    22,421,631.47x = 374,654,867,666,192.56
  5. Step 5: Solve for x
    x = 374,654,867,666,192.56/22,421,631.47
  6. Step 6: Final answer
    x = 16,709,527.50

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1.5x scale

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.