Home / 20,267,726.64-30,395,302.26-7,312,193.10

Finding the Fourth Proportional to 20,267,726.64, 30,395,302.26 and 7,312,193.10

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Solution

The fourth proportional to 20,267,726.64, 30,395,302.26 and 7,312,193.10 is: 10,966,021.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,267,726.64 : 30,395,302.26 = 7,312,193.10 : x
  2. Step 2: Convert to fraction form
    20,267,726.64/30,395,302.26 = 7,312,193.10/x
  3. Step 3: Cross multiply
    20,267,726.64x = 30,395,302.26 × 7,312,193.10
  4. Step 4: Simplify right side
    20,267,726.64x = 222,256,319,457,986.41
  5. Step 5: Solve for x
    x = 222,256,319,457,986.41/20,267,726.64
  6. Step 6: Final answer
    x = 10,966,021.17

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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.