Home / 33,130,887.04-45,720,078.18-19,382,180.32

Finding the Fourth Proportional to 33,130,887.04, 45,720,078.18 and 19,382,180.32

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Solution

The fourth proportional to 33,130,887.04, 45,720,078.18 and 19,382,180.32 is: 26,747,089.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,130,887.04 : 45,720,078.18 = 19,382,180.32 : x
  2. Step 2: Convert to fraction form
    33,130,887.04/45,720,078.18 = 19,382,180.32/x
  3. Step 3: Cross multiply
    33,130,887.04x = 45,720,078.18 × 19,382,180.32
  4. Step 4: Simplify right side
    33,130,887.04x = 886,154,799,529,257.38
  5. Step 5: Solve for x
    x = 886,154,799,529,257.38/33,130,887.04
  6. Step 6: Final answer
    x = 26,747,089.46

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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.