Home / 8,130,975.49-11,233,926-6,920,077.33

Finding the Fourth Proportional to 8,130,975.49, 11,233,926 and 6,920,077.33

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Solution

The fourth proportional to 8,130,975.49, 11,233,926 and 6,920,077.33 is: 9,560,923.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130,975.49 : 11,233,926 = 6,920,077.33 : x
  2. Step 2: Convert to fraction form
    8,130,975.49/11,233,926 = 6,920,077.33/x
  3. Step 3: Cross multiply
    8,130,975.49x = 11,233,926 × 6,920,077.33
  4. Step 4: Simplify right side
    8,130,975.49x = 77,739,636,639,497.58
  5. Step 5: Solve for x
    x = 77,739,636,639,497.58/8,130,975.49
  6. Step 6: Final answer
    x = 9,560,923.75

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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.