Home / 11,121,330.60-16,683,551.10-4,731,532.20

Finding the Fourth Proportional to 11,121,330.60, 16,683,551.10 and 4,731,532.20

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Solution

The fourth proportional to 11,121,330.60, 16,683,551.10 and 4,731,532.20 is: 7,097,959.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121,330.60 : 16,683,551.10 = 4,731,532.20 : x
  2. Step 2: Convert to fraction form
    11,121,330.60/16,683,551.10 = 4,731,532.20/x
  3. Step 3: Cross multiply
    11,121,330.60x = 16,683,551.10 × 4,731,532.20
  4. Step 4: Simplify right side
    11,121,330.60x = 78,938,759,239,995.42
  5. Step 5: Solve for x
    x = 78,938,759,239,995.42/11,121,330.60
  6. Step 6: Final answer
    x = 7,097,959.95

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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.