Home / 10,966,588-15,106,850.32-9,329,752.96

Finding the Fourth Proportional to 10,966,588, 15,106,850.32 and 9,329,752.96

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Solution

The fourth proportional to 10,966,588, 15,106,850.32 and 9,329,752.96 is: 12,852,054.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966,588 : 15,106,850.32 = 9,329,752.96 : x
  2. Step 2: Convert to fraction form
    10,966,588/15,106,850.32 = 9,329,752.96/x
  3. Step 3: Cross multiply
    10,966,588x = 15,106,850.32 × 9,329,752.96
  4. Step 4: Simplify right side
    10,966,588x = 140,943,181,489,296.97
  5. Step 5: Solve for x
    x = 140,943,181,489,296.97/10,966,588
  6. Step 6: Final answer
    x = 12,852,054.03

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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.