Home / 10,670,920.60-16,006,380.90-9,411,208.60

Finding the Fourth Proportional to 10,670,920.60, 16,006,380.90 and 9,411,208.60

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Solution

The fourth proportional to 10,670,920.60, 16,006,380.90 and 9,411,208.60 is: 14,116,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670,920.60 : 16,006,380.90 = 9,411,208.60 : x
  2. Step 2: Convert to fraction form
    10,670,920.60/16,006,380.90 = 9,411,208.60/x
  3. Step 3: Cross multiply
    10,670,920.60x = 16,006,380.90 × 9,411,208.60
  4. Step 4: Simplify right side
    10,670,920.60x = 150,639,389,580,955.75
  5. Step 5: Solve for x
    x = 150,639,389,580,955.75/10,670,920.60
  6. Step 6: Final answer
    x = 14,116,812.90

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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.