Home / 38,298,120.60-57,452,429.70-12,736,464.60

Finding the Fourth Proportional to 38,298,120.60, 57,452,429.70 and 12,736,464.60

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Solution

The fourth proportional to 38,298,120.60, 57,452,429.70 and 12,736,464.60 is: 19,106,442.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,298,120.60 : 57,452,429.70 = 12,736,464.60 : x
  2. Step 2: Convert to fraction form
    38,298,120.60/57,452,429.70 = 12,736,464.60/x
  3. Step 3: Cross multiply
    38,298,120.60x = 57,452,429.70 × 12,736,464.60
  4. Step 4: Simplify right side
    38,298,120.60x = 731,740,837,058,038.62
  5. Step 5: Solve for x
    x = 731,740,837,058,038.62/38,298,120.60
  6. Step 6: Final answer
    x = 19,106,442.45

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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.