Home / 22,390,914.25-30,908,995.68-15,053,003.47

Finding the Fourth Proportional to 22,390,914.25, 30,908,995.68 and 15,053,003.47

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Solution

The fourth proportional to 22,390,914.25, 30,908,995.68 and 15,053,003.47 is: 20,779,554.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,390,914.25 : 30,908,995.68 = 15,053,003.47 : x
  2. Step 2: Convert to fraction form
    22,390,914.25/30,908,995.68 = 15,053,003.47/x
  3. Step 3: Cross multiply
    22,390,914.25x = 30,908,995.68 × 15,053,003.47
  4. Step 4: Simplify right side
    22,390,914.25x = 465,273,219,225,255
  5. Step 5: Solve for x
    x = 465,273,219,225,255/22,390,914.25
  6. Step 6: Final answer
    x = 20,779,554.33

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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.