Home / 13,056,487.80-19,572,290.10-10,176,257.40

Finding the Fourth Proportional to 13,056,487.80, 19,572,290.10 and 10,176,257.40

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Solution

The fourth proportional to 13,056,487.80, 19,572,290.10 and 10,176,257.40 is: 15,254,689.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056,487.80 : 19,572,290.10 = 10,176,257.40 : x
  2. Step 2: Convert to fraction form
    13,056,487.80/19,572,290.10 = 10,176,257.40/x
  3. Step 3: Cross multiply
    13,056,487.80x = 19,572,290.10 × 10,176,257.40
  4. Step 4: Simplify right side
    13,056,487.80x = 199,172,661,965,071.75
  5. Step 5: Solve for x
    x = 199,172,661,965,071.75/13,056,487.80
  6. Step 6: Final answer
    x = 15,254,689.09

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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.