Home / 19,927,002.80-29,890,504.20-13,762,287.20

Finding the Fourth Proportional to 19,927,002.80, 29,890,504.20 and 13,762,287.20

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Solution

The fourth proportional to 19,927,002.80, 29,890,504.20 and 13,762,287.20 is: 20,643,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927,002.80 : 29,890,504.20 = 13,762,287.20 : x
  2. Step 2: Convert to fraction form
    19,927,002.80/29,890,504.20 = 13,762,287.20/x
  3. Step 3: Cross multiply
    19,927,002.80x = 29,890,504.20 × 13,762,287.20
  4. Step 4: Simplify right side
    19,927,002.80x = 411,361,703,353,206.19
  5. Step 5: Solve for x
    x = 411,361,703,353,206.19/19,927,002.80
  6. Step 6: Final answer
    x = 20,643,430.80

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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.