Home / 10,688,808.30-16,033,212.45-3,116,021.10

Finding the Fourth Proportional to 10,688,808.30, 16,033,212.45 and 3,116,021.10

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Solution

The fourth proportional to 10,688,808.30, 16,033,212.45 and 3,116,021.10 is: 4,674,031.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688,808.30 : 16,033,212.45 = 3,116,021.10 : x
  2. Step 2: Convert to fraction form
    10,688,808.30/16,033,212.45 = 3,116,021.10/x
  3. Step 3: Cross multiply
    10,688,808.30x = 16,033,212.45 × 3,116,021.10
  4. Step 4: Simplify right side
    10,688,808.30x = 49,959,828,294,982.70
  5. Step 5: Solve for x
    x = 49,959,828,294,982.70/10,688,808.30
  6. Step 6: Final answer
    x = 4,674,031.65

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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.