Home / 9,106,448.69-12,566,405.80-5,031,805.25

Finding the Fourth Proportional to 9,106,448.69, 12,566,405.80 and 5,031,805.25

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Solution

The fourth proportional to 9,106,448.69, 12,566,405.80 and 5,031,805.25 is: 6,943,618.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106,448.69 : 12,566,405.80 = 5,031,805.25 : x
  2. Step 2: Convert to fraction form
    9,106,448.69/12,566,405.80 = 5,031,805.25/x
  3. Step 3: Cross multiply
    9,106,448.69x = 12,566,405.80 × 5,031,805.25
  4. Step 4: Simplify right side
    9,106,448.69x = 63,231,706,678,070.45
  5. Step 5: Solve for x
    x = 63,231,706,678,070.45/9,106,448.69
  6. Step 6: Final answer
    x = 6,943,618.62

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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.