Home / 14,007,922.81-21,012,528.17-4,291,839.97

Finding the Fourth Proportional to 14,007,922.81, 21,012,528.17 and 4,291,839.97

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Solution

The fourth proportional to 14,007,922.81, 21,012,528.17 and 4,291,839.97 is: 6,437,957.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007,922.81 : 21,012,528.17 = 4,291,839.97 : x
  2. Step 2: Convert to fraction form
    14,007,922.81/21,012,528.17 = 4,291,839.97/x
  3. Step 3: Cross multiply
    14,007,922.81x = 21,012,528.17 × 4,291,839.97
  4. Step 4: Simplify right side
    14,007,922.81x = 90,182,408,249,297.75
  5. Step 5: Solve for x
    x = 90,182,408,249,297.75/14,007,922.81
  6. Step 6: Final answer
    x = 6,437,957.25

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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.