Home / 14,281,533.92-21,417,751.88-4,694,702.78

Finding the Fourth Proportional to 14,281,533.92, 21,417,751.88 and 4,694,702.78

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Solution

The fourth proportional to 14,281,533.92, 21,417,751.88 and 4,694,702.78 is: 7,040,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281,533.92 : 21,417,751.88 = 4,694,702.78 : x
  2. Step 2: Convert to fraction form
    14,281,533.92/21,417,751.88 = 4,694,702.78/x
  3. Step 3: Cross multiply
    14,281,533.92x = 21,417,751.88 × 4,694,702.78
  4. Step 4: Simplify right side
    14,281,533.92x = 100,549,979,292,386.23
  5. Step 5: Solve for x
    x = 100,549,979,292,386.23/14,281,533.92
  6. Step 6: Final answer
    x = 7,040,558.80

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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.