Home / 26,078,477.40-39,117,716.10-7,895,445.02

Finding the Fourth Proportional to 26,078,477.40, 39,117,716.10 and 7,895,445.02

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Solution

The fourth proportional to 26,078,477.40, 39,117,716.10 and 7,895,445.02 is: 11,843,167.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,078,477.40 : 39,117,716.10 = 7,895,445.02 : x
  2. Step 2: Convert to fraction form
    26,078,477.40/39,117,716.10 = 7,895,445.02/x
  3. Step 3: Cross multiply
    26,078,477.40x = 39,117,716.10 × 7,895,445.02
  4. Step 4: Simplify right side
    26,078,477.40x = 308,851,776,775,518.81
  5. Step 5: Solve for x
    x = 308,851,776,775,518.81/26,078,477.40
  6. Step 6: Final answer
    x = 11,843,167.53

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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.