Home / 9,820,081.80-13,547,019.06-7,629,635.34

Finding the Fourth Proportional to 9,820,081.80, 13,547,019.06 and 7,629,635.34

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Solution

The fourth proportional to 9,820,081.80, 13,547,019.06 and 7,629,635.34 is: 10,525,249.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820,081.80 : 13,547,019.06 = 7,629,635.34 : x
  2. Step 2: Convert to fraction form
    9,820,081.80/13,547,019.06 = 7,629,635.34/x
  3. Step 3: Cross multiply
    9,820,081.80x = 13,547,019.06 × 7,629,635.34
  4. Step 4: Simplify right side
    9,820,081.80x = 103,358,815,371,829.58
  5. Step 5: Solve for x
    x = 103,358,815,371,829.58/9,820,081.80
  6. Step 6: Final answer
    x = 10,525,249.94

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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.