Home / 14,012,488.80-21,014,796.60-4,430,804.40

Finding the Fourth Proportional to 14,012,488.80, 21,014,796.60 and 4,430,804.40

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Solution

The fourth proportional to 14,012,488.80, 21,014,796.60 and 4,430,804.40 is: 6,644,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,488.80 : 21,014,796.60 = 4,430,804.40 : x
  2. Step 2: Convert to fraction form
    14,012,488.80/21,014,796.60 = 4,430,804.40/x
  3. Step 3: Cross multiply
    14,012,488.80x = 21,014,796.60 × 4,430,804.40
  4. Step 4: Simplify right side
    14,012,488.80x = 93,112,453,240,385.05
  5. Step 5: Solve for x
    x = 93,112,453,240,385.05/14,012,488.80
  6. Step 6: Final answer
    x = 6,644,961.83

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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.