Home / 21,308,627.10-31,962,940.65-9,341,363.10

Finding the Fourth Proportional to 21,308,627.10, 31,962,940.65 and 9,341,363.10

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Solution

The fourth proportional to 21,308,627.10, 31,962,940.65 and 9,341,363.10 is: 14,012,044.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,308,627.10 : 31,962,940.65 = 9,341,363.10 : x
  2. Step 2: Convert to fraction form
    21,308,627.10/31,962,940.65 = 9,341,363.10/x
  3. Step 3: Cross multiply
    21,308,627.10x = 31,962,940.65 × 9,341,363.10
  4. Step 4: Simplify right side
    21,308,627.10x = 298,577,434,355,400
  5. Step 5: Solve for x
    x = 298,577,434,355,400/21,308,627.10
  6. Step 6: Final answer
    x = 14,012,044.65

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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.