Home / 10,424,030.40-15,636,823.20-3,691,569.60

Finding the Fourth Proportional to 10,424,030.40, 15,636,823.20 and 3,691,569.60

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Solution

The fourth proportional to 10,424,030.40, 15,636,823.20 and 3,691,569.60 is: 5,537,629.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,424,030.40 : 15,636,823.20 = 3,691,569.60 : x
  2. Step 2: Convert to fraction form
    10,424,030.40/15,636,823.20 = 3,691,569.60/x
  3. Step 3: Cross multiply
    10,424,030.40x = 15,636,823.20 × 3,691,569.60
  4. Step 4: Simplify right side
    10,424,030.40x = 57,724,421,165,694.72
  5. Step 5: Solve for x
    x = 57,724,421,165,694.72/10,424,030.40
  6. Step 6: Final answer
    x = 5,537,629.78

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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.