Home / 13,737,011.74-20,599,538.90-6,909,323.49

Finding the Fourth Proportional to 13,737,011.74, 20,599,538.90 and 6,909,323.49

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Solution

The fourth proportional to 13,737,011.74, 20,599,538.90 and 6,909,323.49 is: 10,360,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,737,011.74 : 20,599,538.90 = 6,909,323.49 : x
  2. Step 2: Convert to fraction form
    13,737,011.74/20,599,538.90 = 6,909,323.49/x
  3. Step 3: Cross multiply
    13,737,011.74x = 20,599,538.90 × 6,909,323.49
  4. Step 4: Simplify right side
    13,737,011.74x = 142,328,877,970,392.16
  5. Step 5: Solve for x
    x = 142,328,877,970,392.16/13,737,011.74
  6. Step 6: Final answer
    x = 10,360,978.11

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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.