Home / 31,367,291.49-47,039,802.51-9,203,247.82

Finding the Fourth Proportional to 31,367,291.49, 47,039,802.51 and 9,203,247.82

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Solution

The fourth proportional to 31,367,291.49, 47,039,802.51 and 9,203,247.82 is: 13,801,604.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,367,291.49 : 47,039,802.51 = 9,203,247.82 : x
  2. Step 2: Convert to fraction form
    31,367,291.49/47,039,802.51 = 9,203,247.82/x
  3. Step 3: Cross multiply
    31,367,291.49x = 47,039,802.51 × 9,203,247.82
  4. Step 4: Simplify right side
    31,367,291.49x = 432,918,959,903,388
  5. Step 5: Solve for x
    x = 432,918,959,903,388/31,367,291.49
  6. Step 6: Final answer
    x = 13,801,604.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.