Home / 22,390,954.94-30,909,051.80-15,053,044.05

Finding the Fourth Proportional to 22,390,954.94, 30,909,051.80 and 15,053,044.05

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Solution

The fourth proportional to 22,390,954.94, 30,909,051.80 and 15,053,044.05 is: 20,779,610.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,390,954.94 : 30,909,051.80 = 15,053,044.05 : x
  2. Step 2: Convert to fraction form
    22,390,954.94/30,909,051.80 = 15,053,044.05/x
  3. Step 3: Cross multiply
    22,390,954.94x = 30,909,051.80 × 15,053,044.05
  4. Step 4: Simplify right side
    22,390,954.94x = 465,275,318,270,315.50
  5. Step 5: Solve for x
    x = 465,275,318,270,315.50/22,390,954.94
  6. Step 6: Final answer
    x = 20,779,610.31

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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.