Home / 14,734,978.01-20,186,991.91-14,182,715

Finding the Fourth Proportional to 14,734,978.01, 20,186,991.91 and 14,182,715

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Solution

The fourth proportional to 14,734,978.01, 20,186,991.91 and 14,182,715 is: 19,430,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,734,978.01 : 20,186,991.91 = 14,182,715 : x
  2. Step 2: Convert to fraction form
    14,734,978.01/20,186,991.91 = 14,182,715/x
  3. Step 3: Cross multiply
    14,734,978.01x = 20,186,991.91 × 14,182,715
  4. Step 4: Simplify right side
    14,734,978.01x = 286,306,352,966,835.62
  5. Step 5: Solve for x
    x = 286,306,352,966,835.62/14,734,978.01
  6. Step 6: Final answer
    x = 19,430,388.89

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.