Home / 21,145,110.35-31,717,693.33-5,792,536.50

Finding the Fourth Proportional to 21,145,110.35, 31,717,693.33 and 5,792,536.50

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Solution

The fourth proportional to 21,145,110.35, 31,717,693.33 and 5,792,536.50 is: 8,688,812.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,145,110.35 : 31,717,693.33 = 5,792,536.50 : x
  2. Step 2: Convert to fraction form
    21,145,110.35/31,717,693.33 = 5,792,536.50/x
  3. Step 3: Cross multiply
    21,145,110.35x = 31,717,693.33 × 5,792,536.50
  4. Step 4: Simplify right side
    21,145,110.35x = 183,725,896,176,408.84
  5. Step 5: Solve for x
    x = 183,725,896,176,408.84/21,145,110.35
  6. Step 6: Final answer
    x = 8,688,812.36

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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.