Home / 10,371,014.70-15,551,856.45-3,979,142.70

Finding the Fourth Proportional to 10,371,014.70, 15,551,856.45 and 3,979,142.70

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Solution

The fourth proportional to 10,371,014.70, 15,551,856.45 and 3,979,142.70 is: 5,966,923.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371,014.70 : 15,551,856.45 = 3,979,142.70 : x
  2. Step 2: Convert to fraction form
    10,371,014.70/15,551,856.45 = 3,979,142.70/x
  3. Step 3: Cross multiply
    10,371,014.70x = 15,551,856.45 × 3,979,142.70
  4. Step 4: Simplify right side
    10,371,014.70x = 61,883,056,064,465.41
  5. Step 5: Solve for x
    x = 61,883,056,064,465.41/10,371,014.70
  6. Step 6: Final answer
    x = 5,966,923.96

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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.