Home / 13,122,952.80-19,705,424.40-9,931,682.40

Finding the Fourth Proportional to 13,122,952.80, 19,705,424.40 and 9,931,682.40

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Solution

The fourth proportional to 13,122,952.80, 19,705,424.40 and 9,931,682.40 is: 14,913,413.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,952.80 : 19,705,424.40 = 9,931,682.40 : x
  2. Step 2: Convert to fraction form
    13,122,952.80/19,705,424.40 = 9,931,682.40/x
  3. Step 3: Cross multiply
    13,122,952.80x = 19,705,424.40 × 9,931,682.40
  4. Step 4: Simplify right side
    13,122,952.80x = 195,708,016,698,010.56
  5. Step 5: Solve for x
    x = 195,708,016,698,010.56/13,122,952.80
  6. Step 6: Final answer
    x = 14,913,413.14

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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.