Home / 10,688,071.48-14,750,147.82-6,339,732.28

Finding the Fourth Proportional to 10,688,071.48, 14,750,147.82 and 6,339,732.28

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Solution

The fourth proportional to 10,688,071.48, 14,750,147.82 and 6,339,732.28 is: 8,749,191.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688,071.48 : 14,750,147.82 = 6,339,732.28 : x
  2. Step 2: Convert to fraction form
    10,688,071.48/14,750,147.82 = 6,339,732.28/x
  3. Step 3: Cross multiply
    10,688,071.48x = 14,750,147.82 × 6,339,732.28
  4. Step 4: Simplify right side
    10,688,071.48x = 93,511,988,269,225.64
  5. Step 5: Solve for x
    x = 93,511,988,269,225.64/10,688,071.48
  6. Step 6: Final answer
    x = 8,749,191.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.