Home / 70,773,801.11-106,111,346.92-31,360,618.52

Finding the Fourth Proportional to 70,773,801.11, 106,111,346.92 and 31,360,618.52

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Solution

The fourth proportional to 70,773,801.11, 106,111,346.92 and 31,360,618.52 is: 47,019,058.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,773,801.11 : 106,111,346.92 = 31,360,618.52 : x
  2. Step 2: Convert to fraction form
    70,773,801.11/106,111,346.92 = 31,360,618.52/x
  3. Step 3: Cross multiply
    70,773,801.11x = 106,111,346.92 × 31,360,618.52
  4. Step 4: Simplify right side
    70,773,801.11x = 3,327,717,470,714,137.50
  5. Step 5: Solve for x
    x = 3,327,717,470,714,137.50/70,773,801.11
  6. Step 6: Final answer
    x = 47,019,058.17

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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.