Home / 42,771,633.60-64,157,450.40-25,765,521.60

Finding the Fourth Proportional to 42,771,633.60, 64,157,450.40 and 25,765,521.60

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Solution

The fourth proportional to 42,771,633.60, 64,157,450.40 and 25,765,521.60 is: 38,648,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,771,633.60 : 64,157,450.40 = 25,765,521.60 : x
  2. Step 2: Convert to fraction form
    42,771,633.60/64,157,450.40 = 25,765,521.60/x
  3. Step 3: Cross multiply
    42,771,633.60x = 64,157,450.40 × 25,765,521.60
  4. Step 4: Simplify right side
    42,771,633.60x = 1,653,050,174,082,128.75
  5. Step 5: Solve for x
    x = 1,653,050,174,082,128.75/42,771,633.60
  6. Step 6: Final answer
    x = 38,648,282.40

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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.