Home / 10,249,215.12-14,143,361.81-5,665,241.25

Finding the Fourth Proportional to 10,249,215.12, 14,143,361.81 and 5,665,241.25

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Solution

The fourth proportional to 10,249,215.12, 14,143,361.81 and 5,665,241.25 is: 7,817,726.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249,215.12 : 14,143,361.81 = 5,665,241.25 : x
  2. Step 2: Convert to fraction form
    10,249,215.12/14,143,361.81 = 5,665,241.25/x
  3. Step 3: Cross multiply
    10,249,215.12x = 14,143,361.81 × 5,665,241.25
  4. Step 4: Simplify right side
    10,249,215.12x = 80,125,556,711,360.45
  5. Step 5: Solve for x
    x = 80,125,556,711,360.45/10,249,215.12
  6. Step 6: Final answer
    x = 7,817,726.12

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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.