Home / 30,477,624.48-42,057,772.56-16,726,615.20

Finding the Fourth Proportional to 30,477,624.48, 42,057,772.56 and 16,726,615.20

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Solution

The fourth proportional to 30,477,624.48, 42,057,772.56 and 16,726,615.20 is: 23,081,988.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,477,624.48 : 42,057,772.56 = 16,726,615.20 : x
  2. Step 2: Convert to fraction form
    30,477,624.48/42,057,772.56 = 16,726,615.20/x
  3. Step 3: Cross multiply
    30,477,624.48x = 42,057,772.56 × 16,726,615.20
  4. Step 4: Simplify right side
    30,477,624.48x = 703,484,177,780,238.88
  5. Step 5: Solve for x
    x = 703,484,177,780,238.88/30,477,624.48
  6. Step 6: Final answer
    x = 23,081,988.50

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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.