Home / 35,570,871.28-49,085,521.86-19,891,188.28

Finding the Fourth Proportional to 35,570,871.28, 49,085,521.86 and 19,891,188.28

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Solution

The fourth proportional to 35,570,871.28, 49,085,521.86 and 19,891,188.28 is: 27,448,564.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,570,871.28 : 49,085,521.86 = 19,891,188.28 : x
  2. Step 2: Convert to fraction form
    35,570,871.28/49,085,521.86 = 19,891,188.28/x
  3. Step 3: Cross multiply
    35,570,871.28x = 49,085,521.86 × 19,891,188.28
  4. Step 4: Simplify right side
    35,570,871.28x = 976,369,357,139,315.88
  5. Step 5: Solve for x
    x = 976,369,357,139,315.88/35,570,871.28
  6. Step 6: Final answer
    x = 27,448,564.57

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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.