Home / 28,547,573.01-39,394,595.30-15,494,553.72

Finding the Fourth Proportional to 28,547,573.01, 39,394,595.30 and 15,494,553.72

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Solution

The fourth proportional to 28,547,573.01, 39,394,595.30 and 15,494,553.72 is: 21,381,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,547,573.01 : 39,394,595.30 = 15,494,553.72 : x
  2. Step 2: Convert to fraction form
    28,547,573.01/39,394,595.30 = 15,494,553.72/x
  3. Step 3: Cross multiply
    28,547,573.01x = 39,394,595.30 × 15,494,553.72
  4. Step 4: Simplify right side
    28,547,573.01x = 610,401,673,076,036.75
  5. Step 5: Solve for x
    x = 610,401,673,076,036.75/28,547,573.01
  6. Step 6: Final answer
    x = 21,381,911.27

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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.