Home / 13,340,583.60-20,020,206.60-5,772,980.40

Finding the Fourth Proportional to 13,340,583.60, 20,020,206.60 and 5,772,980.40

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Solution

The fourth proportional to 13,340,583.60, 20,020,206.60 and 5,772,980.40 is: 8,663,508.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,340,583.60 : 20,020,206.60 = 5,772,980.40 : x
  2. Step 2: Convert to fraction form
    13,340,583.60/20,020,206.60 = 5,772,980.40/x
  3. Step 3: Cross multiply
    13,340,583.60x = 20,020,206.60 × 5,772,980.40
  4. Step 4: Simplify right side
    13,340,583.60x = 115,576,260,305,750.66
  5. Step 5: Solve for x
    x = 115,576,260,305,750.66/13,340,583.60
  6. Step 6: Final answer
    x = 8,663,508.57

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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.