Home / 19,142,473.18-28,710,300.48-7,626,975.34

Finding the Fourth Proportional to 19,142,473.18, 28,710,300.48 and 7,626,975.34

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Solution

The fourth proportional to 19,142,473.18, 28,710,300.48 and 7,626,975.34 is: 11,439,104.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,142,473.18 : 28,710,300.48 = 7,626,975.34 : x
  2. Step 2: Convert to fraction form
    19,142,473.18/28,710,300.48 = 7,626,975.34/x
  3. Step 3: Cross multiply
    19,142,473.18x = 28,710,300.48 × 7,626,975.34
  4. Step 4: Simplify right side
    19,142,473.18x = 218,972,753,764,950.16
  5. Step 5: Solve for x
    x = 218,972,753,764,950.16/19,142,473.18
  6. Step 6: Final answer
    x = 11,439,104.64

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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.