Home / 27,881,838.40-41,822,757.60-7,411,518.40

Finding the Fourth Proportional to 27,881,838.40, 41,822,757.60 and 7,411,518.40

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Solution

The fourth proportional to 27,881,838.40, 41,822,757.60 and 7,411,518.40 is: 11,117,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,881,838.40 : 41,822,757.60 = 7,411,518.40 : x
  2. Step 2: Convert to fraction form
    27,881,838.40/41,822,757.60 = 7,411,518.40/x
  3. Step 3: Cross multiply
    27,881,838.40x = 41,822,757.60 × 7,411,518.40
  4. Step 4: Simplify right side
    27,881,838.40x = 309,970,137,491,139.88
  5. Step 5: Solve for x
    x = 309,970,137,491,139.88/27,881,838.40
  6. Step 6: Final answer
    x = 11,117,277.60

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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.