Home / 38,437,697.97-53,044,018.25-21,034,038.60

Finding the Fourth Proportional to 38,437,697.97, 53,044,018.25 and 21,034,038.60

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Solution

The fourth proportional to 38,437,697.97, 53,044,018.25 and 21,034,038.60 is: 29,026,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,437,697.97 : 53,044,018.25 = 21,034,038.60 : x
  2. Step 2: Convert to fraction form
    38,437,697.97/53,044,018.25 = 21,034,038.60/x
  3. Step 3: Cross multiply
    38,437,697.97x = 53,044,018.25 × 21,034,038.60
  4. Step 4: Simplify right side
    38,437,697.97x = 1,115,729,927,264,434.25
  5. Step 5: Solve for x
    x = 1,115,729,927,264,434.25/38,437,697.97
  6. Step 6: Final answer
    x = 29,026,970.56

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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.