Home / 10,823,987.80-16,235,981.70-3,249,969.40

Finding the Fourth Proportional to 10,823,987.80, 16,235,981.70 and 3,249,969.40

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Solution

The fourth proportional to 10,823,987.80, 16,235,981.70 and 3,249,969.40 is: 4,874,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823,987.80 : 16,235,981.70 = 3,249,969.40 : x
  2. Step 2: Convert to fraction form
    10,823,987.80/16,235,981.70 = 3,249,969.40/x
  3. Step 3: Cross multiply
    10,823,987.80x = 16,235,981.70 × 3,249,969.40
  4. Step 4: Simplify right side
    10,823,987.80x = 52,766,443,703,959.98
  5. Step 5: Solve for x
    x = 52,766,443,703,959.98/10,823,987.80
  6. Step 6: Final answer
    x = 4,874,954.10

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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.