Home / 19,809,128.53-27,311,461.41-14,157,966.23

Finding the Fourth Proportional to 19,809,128.53, 27,311,461.41 and 14,157,966.23

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Solution

The fourth proportional to 19,809,128.53, 27,311,461.41 and 14,157,966.23 is: 19,520,028.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,809,128.53 : 27,311,461.41 = 14,157,966.23 : x
  2. Step 2: Convert to fraction form
    19,809,128.53/27,311,461.41 = 14,157,966.23/x
  3. Step 3: Cross multiply
    19,809,128.53x = 27,311,461.41 × 14,157,966.23
  4. Step 4: Simplify right side
    19,809,128.53x = 386,674,748,382,253.62
  5. Step 5: Solve for x
    x = 386,674,748,382,253.62/19,809,128.53
  6. Step 6: Final answer
    x = 19,520,028.24

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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.