Home / 22,390,938.96-30,909,029.72-15,053,027.94

Finding the Fourth Proportional to 22,390,938.96, 30,909,029.72 and 15,053,027.94

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Solution

The fourth proportional to 22,390,938.96, 30,909,029.72 and 15,053,027.94 is: 20,779,588.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,390,938.96 : 30,909,029.72 = 15,053,027.94 : x
  2. Step 2: Convert to fraction form
    22,390,938.96/30,909,029.72 = 15,053,027.94/x
  3. Step 3: Cross multiply
    22,390,938.96x = 30,909,029.72 × 15,053,027.94
  4. Step 4: Simplify right side
    22,390,938.96x = 465,274,487,898,185.19
  5. Step 5: Solve for x
    x = 465,274,487,898,185.19/22,390,938.96
  6. Step 6: Final answer
    x = 20,779,588.06

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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.