Home / 25,139,341.50-37,702,130.55-6,939,185.82

Finding the Fourth Proportional to 25,139,341.50, 37,702,130.55 and 6,939,185.82

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Solution

The fourth proportional to 25,139,341.50, 37,702,130.55 and 6,939,185.82 is: 10,406,879.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,139,341.50 : 37,702,130.55 = 6,939,185.82 : x
  2. Step 2: Convert to fraction form
    25,139,341.50/37,702,130.55 = 6,939,185.82/x
  3. Step 3: Cross multiply
    25,139,341.50x = 37,702,130.55 × 6,939,185.82
  4. Step 4: Simplify right side
    25,139,341.50x = 261,622,089,696,348.78
  5. Step 5: Solve for x
    x = 261,622,089,696,348.78/25,139,341.50
  6. Step 6: Final answer
    x = 10,406,879.18

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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.