Home / 62,383,840.80-93,582,014.40-21,437,887.20

Finding the Fourth Proportional to 62,383,840.80, 93,582,014.40 and 21,437,887.20

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Solution

The fourth proportional to 62,383,840.80, 93,582,014.40 and 21,437,887.20 is: 32,158,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,383,840.80 : 93,582,014.40 = 21,437,887.20 : x
  2. Step 2: Convert to fraction form
    62,383,840.80/93,582,014.40 = 21,437,887.20/x
  3. Step 3: Cross multiply
    62,383,840.80x = 93,582,014.40 × 21,437,887.20
  4. Step 4: Simplify right side
    62,383,840.80x = 2,006,200,668,655,975.75
  5. Step 5: Solve for x
    x = 2,006,200,668,655,975.75/62,383,840.80
  6. Step 6: Final answer
    x = 32,158,979.68

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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.