Home / 14,333,952.20-21,507,149.10-7,242,240.20

Finding the Fourth Proportional to 14,333,952.20, 21,507,149.10 and 7,242,240.20

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Solution

The fourth proportional to 14,333,952.20, 21,507,149.10 and 7,242,240.20 is: 10,866,503.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333,952.20 : 21,507,149.10 = 7,242,240.20 : x
  2. Step 2: Convert to fraction form
    14,333,952.20/21,507,149.10 = 7,242,240.20/x
  3. Step 3: Cross multiply
    14,333,952.20x = 21,507,149.10 × 7,242,240.20
  4. Step 4: Simplify right side
    14,333,952.20x = 155,759,939,799,413.84
  5. Step 5: Solve for x
    x = 155,759,939,799,413.84/14,333,952.20
  6. Step 6: Final answer
    x = 10,866,503.36

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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.