Home / 14,275,340.40-19,700,317.08-7,749,237.36

Finding the Fourth Proportional to 14,275,340.40, 19,700,317.08 and 7,749,237.36

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Solution

The fourth proportional to 14,275,340.40, 19,700,317.08 and 7,749,237.36 is: 10,694,136.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275,340.40 : 19,700,317.08 = 7,749,237.36 : x
  2. Step 2: Convert to fraction form
    14,275,340.40/19,700,317.08 = 7,749,237.36/x
  3. Step 3: Cross multiply
    14,275,340.40x = 19,700,317.08 × 7,749,237.36
  4. Step 4: Simplify right side
    14,275,340.40x = 152,662,433,120,182.09
  5. Step 5: Solve for x
    x = 152,662,433,120,182.09/14,275,340.40
  6. Step 6: Final answer
    x = 10,694,136.10

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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.