Home / 47,174,748.36-65,103,832.11-28,342,090.74

Finding the Fourth Proportional to 47,174,748.36, 65,103,832.11 and 28,342,090.74

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Solution

The fourth proportional to 47,174,748.36, 65,103,832.11 and 28,342,090.74 is: 39,113,694.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,174,748.36 : 65,103,832.11 = 28,342,090.74 : x
  2. Step 2: Convert to fraction form
    47,174,748.36/65,103,832.11 = 28,342,090.74/x
  3. Step 3: Cross multiply
    47,174,748.36x = 65,103,832.11 × 28,342,090.74
  4. Step 4: Simplify right side
    47,174,748.36x = 1,845,178,717,183,345.50
  5. Step 5: Solve for x
    x = 1,845,178,717,183,345.50/47,174,748.36
  6. Step 6: Final answer
    x = 39,113,694.96

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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.