Home / 19,257,751.85-26,531,032.77-13,447,330.25

Finding the Fourth Proportional to 19,257,751.85, 26,531,032.77 and 13,447,330.25

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Solution

The fourth proportional to 19,257,751.85, 26,531,032.77 and 13,447,330.25 is: 18,526,127.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,257,751.85 : 26,531,032.77 = 13,447,330.25 : x
  2. Step 2: Convert to fraction form
    19,257,751.85/26,531,032.77 = 13,447,330.25/x
  3. Step 3: Cross multiply
    19,257,751.85x = 26,531,032.77 × 13,447,330.25
  4. Step 4: Simplify right side
    19,257,751.85x = 356,771,559,399,107.12
  5. Step 5: Solve for x
    x = 356,771,559,399,107.12/19,257,751.85
  6. Step 6: Final answer
    x = 18,526,127.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.