Home / 5,905,466.66-8,857,358.88-1,861,428.92

Finding the Fourth Proportional to 5,905,466.66, 8,857,358.88 and 1,861,428.92

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Solution

The fourth proportional to 5,905,466.66, 8,857,358.88 and 1,861,428.92 is: 2,791,878.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905,466.66 : 8,857,358.88 = 1,861,428.92 : x
  2. Step 2: Convert to fraction form
    5,905,466.66/8,857,358.88 = 1,861,428.92/x
  3. Step 3: Cross multiply
    5,905,466.66x = 8,857,358.88 × 1,861,428.92
  4. Step 4: Simplify right side
    5,905,466.66x = 16,487,343,974,050.81
  5. Step 5: Solve for x
    x = 16,487,343,974,050.81/5,905,466.66
  6. Step 6: Final answer
    x = 2,791,878.26

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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.