Home / 11,822,405.60-17,732,296.20-9,688,768.40

Finding the Fourth Proportional to 11,822,405.60, 17,732,296.20 and 9,688,768.40

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Solution

The fourth proportional to 11,822,405.60, 17,732,296.20 and 9,688,768.40 is: 14,532,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822,405.60 : 17,732,296.20 = 9,688,768.40 : x
  2. Step 2: Convert to fraction form
    11,822,405.60/17,732,296.20 = 9,688,768.40/x
  3. Step 3: Cross multiply
    11,822,405.60x = 17,732,296.20 × 9,688,768.40
  4. Step 4: Simplify right side
    11,822,405.60x = 171,804,111,082,000.09
  5. Step 5: Solve for x
    x = 171,804,111,082,000.09/11,822,405.60
  6. Step 6: Final answer
    x = 14,532,077.22

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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.