Home / 35,959,615.40-53,939,423.10-20,852,402.60

Finding the Fourth Proportional to 35,959,615.40, 53,939,423.10 and 20,852,402.60

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Solution

The fourth proportional to 35,959,615.40, 53,939,423.10 and 20,852,402.60 is: 31,278,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,959,615.40 : 53,939,423.10 = 20,852,402.60 : x
  2. Step 2: Convert to fraction form
    35,959,615.40/53,939,423.10 = 20,852,402.60/x
  3. Step 3: Cross multiply
    35,959,615.40x = 53,939,423.10 × 20,852,402.60
  4. Step 4: Simplify right side
    35,959,615.40x = 1,124,766,566,492,940.12
  5. Step 5: Solve for x
    x = 1,124,766,566,492,940.12/35,959,615.40
  6. Step 6: Final answer
    x = 31,278,603.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.