Home / 74,594,719.10-111,904,035.96-31,470,274.64

Finding the Fourth Proportional to 74,594,719.10, 111,904,035.96 and 31,470,274.64

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Solution

The fourth proportional to 74,594,719.10, 111,904,035.96 and 31,470,274.64 is: 47,210,456.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,594,719.10 : 111,904,035.96 = 31,470,274.64 : x
  2. Step 2: Convert to fraction form
    74,594,719.10/111,904,035.96 = 31,470,274.64/x
  3. Step 3: Cross multiply
    74,594,719.10x = 111,904,035.96 × 31,470,274.64
  4. Step 4: Simplify right side
    74,594,719.10x = 3,521,650,744,985,636
  5. Step 5: Solve for x
    x = 3,521,650,744,985,636/74,594,719.10
  6. Step 6: Final answer
    x = 47,210,456.55

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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.