Home / 28,656,631.17-42,919,462.51-22,494,586.55

Finding the Fourth Proportional to 28,656,631.17, 42,919,462.51 and 22,494,586.55

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Solution

The fourth proportional to 28,656,631.17, 42,919,462.51 and 22,494,586.55 is: 33,690,476.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,656,631.17 : 42,919,462.51 = 22,494,586.55 : x
  2. Step 2: Convert to fraction form
    28,656,631.17/42,919,462.51 = 22,494,586.55/x
  3. Step 3: Cross multiply
    28,656,631.17x = 42,919,462.51 × 22,494,586.55
  4. Step 4: Simplify right side
    28,656,631.17x = 965,455,563,839,841.50
  5. Step 5: Solve for x
    x = 965,455,563,839,841.50/28,656,631.17
  6. Step 6: Final answer
    x = 33,690,476.67

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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.