Home / 26,005,765.50-38,980,443.04-13,020,600.02

Finding the Fourth Proportional to 26,005,765.50, 38,980,443.04 and 13,020,600.02

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Solution

The fourth proportional to 26,005,765.50, 38,980,443.04 and 13,020,600.02 is: 19,516,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,005,765.50 : 38,980,443.04 = 13,020,600.02 : x
  2. Step 2: Convert to fraction form
    26,005,765.50/38,980,443.04 = 13,020,600.02/x
  3. Step 3: Cross multiply
    26,005,765.50x = 38,980,443.04 × 13,020,600.02
  4. Step 4: Simplify right side
    26,005,765.50x = 507,548,757,198,779.19
  5. Step 5: Solve for x
    x = 507,548,757,198,779.19/26,005,765.50
  6. Step 6: Final answer
    x = 19,516,778.20

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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.