Home / 12,555,975.31-17,326,116.07-7,329,437.08

Finding the Fourth Proportional to 12,555,975.31, 17,326,116.07 and 7,329,437.08

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Solution

The fourth proportional to 12,555,975.31, 17,326,116.07 and 7,329,437.08 is: 10,113,963.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,555,975.31 : 17,326,116.07 = 7,329,437.08 : x
  2. Step 2: Convert to fraction form
    12,555,975.31/17,326,116.07 = 7,329,437.08/x
  3. Step 3: Cross multiply
    12,555,975.31x = 17,326,116.07 × 7,329,437.08
  4. Step 4: Simplify right side
    12,555,975.31x = 126,990,677,575,841.88
  5. Step 5: Solve for x
    x = 126,990,677,575,841.88/12,555,975.31
  6. Step 6: Final answer
    x = 10,113,963.63

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1.5x scale

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.