Home / 12,866,866.02-19,300,919.73-4,230,775.26

Finding the Fourth Proportional to 12,866,866.02, 19,300,919.73 and 4,230,775.26

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Solution

The fourth proportional to 12,866,866.02, 19,300,919.73 and 4,230,775.26 is: 6,346,366.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,866,866.02 : 19,300,919.73 = 4,230,775.26 : x
  2. Step 2: Convert to fraction form
    12,866,866.02/19,300,919.73 = 4,230,775.26/x
  3. Step 3: Cross multiply
    12,866,866.02x = 19,300,919.73 × 4,230,775.26
  4. Step 4: Simplify right side
    12,866,866.02x = 81,657,853,667,776
  5. Step 5: Solve for x
    x = 81,657,853,667,776/12,866,866.02
  6. Step 6: Final answer
    x = 6,346,366.98

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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.