Home / 16,171,972.11-24,249,866.13-5,385,513.15

Finding the Fourth Proportional to 16,171,972.11, 24,249,866.13 and 5,385,513.15

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Solution

The fourth proportional to 16,171,972.11, 24,249,866.13 and 5,385,513.15 is: 8,075,574.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,171,972.11 : 24,249,866.13 = 5,385,513.15 : x
  2. Step 2: Convert to fraction form
    16,171,972.11/24,249,866.13 = 5,385,513.15/x
  3. Step 3: Cross multiply
    16,171,972.11x = 24,249,866.13 × 5,385,513.15
  4. Step 4: Simplify right side
    16,171,972.11x = 130,597,972,928,854.61
  5. Step 5: Solve for x
    x = 130,597,972,928,854.61/16,171,972.11
  6. Step 6: Final answer
    x = 8,075,574.95

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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.