Home / 30,211,871.13-45,317,765.52-14,028,973.20

Finding the Fourth Proportional to 30,211,871.13, 45,317,765.52 and 14,028,973.20

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Solution

The fourth proportional to 30,211,871.13, 45,317,765.52 and 14,028,973.20 is: 21,043,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,211,871.13 : 45,317,765.52 = 14,028,973.20 : x
  2. Step 2: Convert to fraction form
    30,211,871.13/45,317,765.52 = 14,028,973.20/x
  3. Step 3: Cross multiply
    30,211,871.13x = 45,317,765.52 × 14,028,973.20
  4. Step 4: Simplify right side
    30,211,871.13x = 635,761,717,963,964.12
  5. Step 5: Solve for x
    x = 635,761,717,963,964.12/30,211,871.13
  6. Step 6: Final answer
    x = 21,043,440.68

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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.