Home / 19,555,537.72-26,989,981.88-11,294,115.15

Finding the Fourth Proportional to 19,555,537.72, 26,989,981.88 and 11,294,115.15

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Solution

The fourth proportional to 19,555,537.72, 26,989,981.88 and 11,294,115.15 is: 15,587,807.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555,537.72 : 26,989,981.88 = 11,294,115.15 : x
  2. Step 2: Convert to fraction form
    19,555,537.72/26,989,981.88 = 11,294,115.15/x
  3. Step 3: Cross multiply
    19,555,537.72x = 26,989,981.88 × 11,294,115.15
  4. Step 4: Simplify right side
    19,555,537.72x = 304,827,963,249,133.50
  5. Step 5: Solve for x
    x = 304,827,963,249,133.50/19,555,537.72
  6. Step 6: Final answer
    x = 15,587,807.79

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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.