Home / 9,518,284.80-13,135,461.48-5,167,554.48

Finding the Fourth Proportional to 9,518,284.80, 13,135,461.48 and 5,167,554.48

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Solution

The fourth proportional to 9,518,284.80, 13,135,461.48 and 5,167,554.48 is: 7,131,349.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518,284.80 : 13,135,461.48 = 5,167,554.48 : x
  2. Step 2: Convert to fraction form
    9,518,284.80/13,135,461.48 = 5,167,554.48/x
  3. Step 3: Cross multiply
    9,518,284.80x = 13,135,461.48 × 5,167,554.48
  4. Step 4: Simplify right side
    9,518,284.80x = 67,878,212,817,841.44
  5. Step 5: Solve for x
    x = 67,878,212,817,841.44/9,518,284.80
  6. Step 6: Final answer
    x = 7,131,349.21

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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.