Home / 74,594,717.10-111,904,032.96-31,470,272.64

Finding the Fourth Proportional to 74,594,717.10, 111,904,032.96 and 31,470,272.64

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Solution

The fourth proportional to 74,594,717.10, 111,904,032.96 and 31,470,272.64 is: 47,210,453.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,594,717.10 : 111,904,032.96 = 31,470,272.64 : x
  2. Step 2: Convert to fraction form
    74,594,717.10/111,904,032.96 = 31,470,272.64/x
  3. Step 3: Cross multiply
    74,594,717.10x = 111,904,032.96 × 31,470,272.64
  4. Step 4: Simplify right side
    74,594,717.10x = 3,521,650,426,766,746
  5. Step 5: Solve for x
    x = 3,521,650,426,766,746/74,594,717.10
  6. Step 6: Final answer
    x = 47,210,453.55

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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.