Home / 19,385,633.88-26,756,144.55-11,549,736.45

Finding the Fourth Proportional to 19,385,633.88, 26,756,144.55 and 11,549,736.45

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Solution

The fourth proportional to 19,385,633.88, 26,756,144.55 and 11,549,736.45 is: 15,941,001.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,385,633.88 : 26,756,144.55 = 11,549,736.45 : x
  2. Step 2: Convert to fraction form
    19,385,633.88/26,756,144.55 = 11,549,736.45/x
  3. Step 3: Cross multiply
    19,385,633.88x = 26,756,144.55 × 11,549,736.45
  4. Step 4: Simplify right side
    19,385,633.88x = 309,026,417,970,603.81
  5. Step 5: Solve for x
    x = 309,026,417,970,603.81/19,385,633.88
  6. Step 6: Final answer
    x = 15,941,001.46

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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.