Home / 20,727,894.04-31,095,826.26-7,947,402.01

Finding the Fourth Proportional to 20,727,894.04, 31,095,826.26 and 7,947,402.01

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Solution

The fourth proportional to 20,727,894.04, 31,095,826.26 and 7,947,402.01 is: 11,922,631.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,727,894.04 : 31,095,826.26 = 7,947,402.01 : x
  2. Step 2: Convert to fraction form
    20,727,894.04/31,095,826.26 = 7,947,402.01/x
  3. Step 3: Cross multiply
    20,727,894.04x = 31,095,826.26 × 7,947,402.01
  4. Step 4: Simplify right side
    20,727,894.04x = 247,131,032,121,334.78
  5. Step 5: Solve for x
    x = 247,131,032,121,334.78/20,727,894.04
  6. Step 6: Final answer
    x = 11,922,631.00

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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.