Home / 74,886,760.20-112,330,140.30-18,153,064.20

Finding the Fourth Proportional to 74,886,760.20, 112,330,140.30 and 18,153,064.20

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Solution

The fourth proportional to 74,886,760.20, 112,330,140.30 and 18,153,064.20 is: 27,229,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,886,760.20 : 112,330,140.30 = 18,153,064.20 : x
  2. Step 2: Convert to fraction form
    74,886,760.20/112,330,140.30 = 18,153,064.20/x
  3. Step 3: Cross multiply
    74,886,760.20x = 112,330,140.30 × 18,153,064.20
  4. Step 4: Simplify right side
    74,886,760.20x = 2,039,136,248,460,907
  5. Step 5: Solve for x
    x = 2,039,136,248,460,907/74,886,760.20
  6. Step 6: Final answer
    x = 27,229,596.30

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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.