Home / 13,285,560.40-19,922,435.70-5,195,847.40

Finding the Fourth Proportional to 13,285,560.40, 19,922,435.70 and 5,195,847.40

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Solution

The fourth proportional to 13,285,560.40, 19,922,435.70 and 5,195,847.40 is: 7,791,461.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,560.40 : 19,922,435.70 = 5,195,847.40 : x
  2. Step 2: Convert to fraction form
    13,285,560.40/19,922,435.70 = 5,195,847.40/x
  3. Step 3: Cross multiply
    13,285,560.40x = 19,922,435.70 × 5,195,847.40
  4. Step 4: Simplify right side
    13,285,560.40x = 103,513,935,733,512.19
  5. Step 5: Solve for x
    x = 103,513,935,733,512.19/13,285,560.40
  6. Step 6: Final answer
    x = 7,791,461.75

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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.