Home / 12,773,966.58-19,153,860.72-4,249,649.70

Finding the Fourth Proportional to 12,773,966.58, 19,153,860.72 and 4,249,649.70

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Solution

The fourth proportional to 12,773,966.58, 19,153,860.72 and 4,249,649.70 is: 6,372,116.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773,966.58 : 19,153,860.72 = 4,249,649.70 : x
  2. Step 2: Convert to fraction form
    12,773,966.58/19,153,860.72 = 4,249,649.70/x
  3. Step 3: Cross multiply
    12,773,966.58x = 19,153,860.72 × 4,249,649.70
  4. Step 4: Simplify right side
    12,773,966.58x = 81,397,198,462,589.78
  5. Step 5: Solve for x
    x = 81,397,198,462,589.78/12,773,966.58
  6. Step 6: Final answer
    x = 6,372,116.13

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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.