Home / 61,153,421.18-84,390,653.39-33,275,190.89

Finding the Fourth Proportional to 61,153,421.18, 84,390,653.39 and 33,275,190.89

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Solution

The fourth proportional to 61,153,421.18, 84,390,653.39 and 33,275,190.89 is: 45,919,182.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,153,421.18 : 84,390,653.39 = 33,275,190.89 : x
  2. Step 2: Convert to fraction form
    61,153,421.18/84,390,653.39 = 33,275,190.89/x
  3. Step 3: Cross multiply
    61,153,421.18x = 84,390,653.39 × 33,275,190.89
  4. Step 4: Simplify right side
    61,153,421.18x = 2,808,115,100,928,676.50
  5. Step 5: Solve for x
    x = 2,808,115,100,928,676.50/61,153,421.18
  6. Step 6: Final answer
    x = 45,919,182.39

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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.