Home / 23,111,955.99-31,894,470.50-12,798,666.63

Finding the Fourth Proportional to 23,111,955.99, 31,894,470.50 and 12,798,666.63

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Solution

The fourth proportional to 23,111,955.99, 31,894,470.50 and 12,798,666.63 is: 17,662,144.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,111,955.99 : 31,894,470.50 = 12,798,666.63 : x
  2. Step 2: Convert to fraction form
    23,111,955.99/31,894,470.50 = 12,798,666.63/x
  3. Step 3: Cross multiply
    23,111,955.99x = 31,894,470.50 × 12,798,666.63
  4. Step 4: Simplify right side
    23,111,955.99x = 408,206,695,205,876.12
  5. Step 5: Solve for x
    x = 408,206,695,205,876.12/23,111,955.99
  6. Step 6: Final answer
    x = 17,662,144.02

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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.