Home / 13,056,373.64-18,017,435.90-7,255,006.76

Finding the Fourth Proportional to 13,056,373.64, 18,017,435.90 and 7,255,006.76

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Solution

The fourth proportional to 13,056,373.64, 18,017,435.90 and 7,255,006.76 is: 10,011,709.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056,373.64 : 18,017,435.90 = 7,255,006.76 : x
  2. Step 2: Convert to fraction form
    13,056,373.64/18,017,435.90 = 7,255,006.76/x
  3. Step 3: Cross multiply
    13,056,373.64x = 18,017,435.90 × 7,255,006.76
  4. Step 4: Simplify right side
    13,056,373.64x = 130,716,619,252,366.67
  5. Step 5: Solve for x
    x = 130,716,619,252,366.67/13,056,373.64
  6. Step 6: Final answer
    x = 10,011,709.44

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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.