Home / 74,307,676.59-111,417,359.22-28,252,917.45

Finding the Fourth Proportional to 74,307,676.59, 111,417,359.22 and 28,252,917.45

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Solution

The fourth proportional to 74,307,676.59, 111,417,359.22 and 28,252,917.45 is: 42,362,587.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,307,676.59 : 111,417,359.22 = 28,252,917.45 : x
  2. Step 2: Convert to fraction form
    74,307,676.59/111,417,359.22 = 28,252,917.45/x
  3. Step 3: Cross multiply
    74,307,676.59x = 111,417,359.22 × 28,252,917.45
  4. Step 4: Simplify right side
    74,307,676.59x = 3,147,865,452,539,656.50
  5. Step 5: Solve for x
    x = 3,147,865,452,539,656.50/74,307,676.59
  6. Step 6: Final answer
    x = 42,362,587.51

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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.