Home / 45,681,506.76-62,970,738.66-28,007,688.96

Finding the Fourth Proportional to 45,681,506.76, 62,970,738.66 and 28,007,688.96

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Solution

The fourth proportional to 45,681,506.76, 62,970,738.66 and 28,007,688.96 is: 38,607,852.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,681,506.76 : 62,970,738.66 = 28,007,688.96 : x
  2. Step 2: Convert to fraction form
    45,681,506.76/62,970,738.66 = 28,007,688.96/x
  3. Step 3: Cross multiply
    45,681,506.76x = 62,970,738.66 × 28,007,688.96
  4. Step 4: Simplify right side
    45,681,506.76x = 1,763,664,861,970,727.25
  5. Step 5: Solve for x
    x = 1,763,664,861,970,727.25/45,681,506.76
  6. Step 6: Final answer
    x = 38,607,852.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.