Home / 45,719,997.79-63,077,308.95-27,120,891.40

Finding the Fourth Proportional to 45,719,997.79, 63,077,308.95 and 27,120,891.40

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Solution

The fourth proportional to 45,719,997.79, 63,077,308.95 and 27,120,891.40 is: 37,417,168.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,719,997.79 : 63,077,308.95 = 27,120,891.40 : x
  2. Step 2: Convert to fraction form
    45,719,997.79/63,077,308.95 = 27,120,891.40/x
  3. Step 3: Cross multiply
    45,719,997.79x = 63,077,308.95 × 27,120,891.40
  4. Step 4: Simplify right side
    45,719,997.79x = 1,710,712,845,837,198
  5. Step 5: Solve for x
    x = 1,710,712,845,837,198/45,719,997.79
  6. Step 6: Final answer
    x = 37,417,168.17

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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.