Home / 8,881,394.96-12,256,621.80-5,442,971.60

Finding the Fourth Proportional to 8,881,394.96, 12,256,621.80 and 5,442,971.60

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Solution

The fourth proportional to 8,881,394.96, 12,256,621.80 and 5,442,971.60 is: 7,511,482.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881,394.96 : 12,256,621.80 = 5,442,971.60 : x
  2. Step 2: Convert to fraction form
    8,881,394.96/12,256,621.80 = 5,442,971.60/x
  3. Step 3: Cross multiply
    8,881,394.96x = 12,256,621.80 × 5,442,971.60
  4. Step 4: Simplify right side
    8,881,394.96x = 66,712,444,369,340.88
  5. Step 5: Solve for x
    x = 66,712,444,369,340.88/8,881,394.96
  6. Step 6: Final answer
    x = 7,511,482.67

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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.