Home / 10,852,911.90-16,281,700.65-3,280,643.10

Finding the Fourth Proportional to 10,852,911.90, 16,281,700.65 and 3,280,643.10

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Solution

The fourth proportional to 10,852,911.90, 16,281,700.65 and 3,280,643.10 is: 4,921,669.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852,911.90 : 16,281,700.65 = 3,280,643.10 : x
  2. Step 2: Convert to fraction form
    10,852,911.90/16,281,700.65 = 3,280,643.10/x
  3. Step 3: Cross multiply
    10,852,911.90x = 16,281,700.65 × 3,280,643.10
  4. Step 4: Simplify right side
    10,852,911.90x = 53,414,448,893,688.02
  5. Step 5: Solve for x
    x = 53,414,448,893,688.02/10,852,911.90
  6. Step 6: Final answer
    x = 4,921,669.81

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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.