Home / 47,904,809.47-66,108,572.08-27,278,255.66

Finding the Fourth Proportional to 47,904,809.47, 66,108,572.08 and 27,278,255.66

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Solution

The fourth proportional to 47,904,809.47, 66,108,572.08 and 27,278,255.66 is: 37,643,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,904,809.47 : 66,108,572.08 = 27,278,255.66 : x
  2. Step 2: Convert to fraction form
    47,904,809.47/66,108,572.08 = 27,278,255.66/x
  3. Step 3: Cross multiply
    47,904,809.47x = 66,108,572.08 × 27,278,255.66
  4. Step 4: Simplify right side
    47,904,809.47x = 1,803,326,530,117,039.50
  5. Step 5: Solve for x
    x = 1,803,326,530,117,039.50/47,904,809.47
  6. Step 6: Final answer
    x = 37,643,955.80

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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.