Home / 40,664,428.40-60,996,253.80-9,959,142.80

Finding the Fourth Proportional to 40,664,428.40, 60,996,253.80 and 9,959,142.80

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Solution

The fourth proportional to 40,664,428.40, 60,996,253.80 and 9,959,142.80 is: 14,938,618.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,664,428.40 : 60,996,253.80 = 9,959,142.80 : x
  2. Step 2: Convert to fraction form
    40,664,428.40/60,996,253.80 = 9,959,142.80/x
  3. Step 3: Cross multiply
    40,664,428.40x = 60,996,253.80 × 9,959,142.80
  4. Step 4: Simplify right side
    40,664,428.40x = 607,470,401,859,242.62
  5. Step 5: Solve for x
    x = 607,470,401,859,242.62/40,664,428.40
  6. Step 6: Final answer
    x = 14,938,618.98

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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.