Home / 26,487,790.60-39,757,055.10-13,717,460.20

Finding the Fourth Proportional to 26,487,790.60, 39,757,055.10 and 13,717,460.20

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Solution

The fourth proportional to 26,487,790.60, 39,757,055.10 and 13,717,460.20 is: 20,589,328.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,487,790.60 : 39,757,055.10 = 13,717,460.20 : x
  2. Step 2: Convert to fraction form
    26,487,790.60/39,757,055.10 = 13,717,460.20/x
  3. Step 3: Cross multiply
    26,487,790.60x = 39,757,055.10 × 13,717,460.20
  4. Step 4: Simplify right side
    26,487,790.60x = 545,365,821,003,457
  5. Step 5: Solve for x
    x = 545,365,821,003,457/26,487,790.60
  6. Step 6: Final answer
    x = 20,589,328.47

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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.