Home / 14,257,702.32-21,378,012.36-4,538,116.68

Finding the Fourth Proportional to 14,257,702.32, 21,378,012.36 and 4,538,116.68

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Solution

The fourth proportional to 14,257,702.32, 21,378,012.36 and 4,538,116.68 is: 6,804,456.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,702.32 : 21,378,012.36 = 4,538,116.68 : x
  2. Step 2: Convert to fraction form
    14,257,702.32/21,378,012.36 = 4,538,116.68/x
  3. Step 3: Cross multiply
    14,257,702.32x = 21,378,012.36 × 4,538,116.68
  4. Step 4: Simplify right side
    14,257,702.32x = 97,015,914,476,162.16
  5. Step 5: Solve for x
    x = 97,015,914,476,162.16/14,257,702.32
  6. Step 6: Final answer
    x = 6,804,456.45

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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.