Home / 30,410,011.92-41,966,860.56-16,658,972.40

Finding the Fourth Proportional to 30,410,011.92, 41,966,860.56 and 16,658,972.40

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Solution

The fourth proportional to 30,410,011.92, 41,966,860.56 and 16,658,972.40 is: 22,989,953.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,410,011.92 : 41,966,860.56 = 16,658,972.40 : x
  2. Step 2: Convert to fraction form
    30,410,011.92/41,966,860.56 = 16,658,972.40/x
  3. Step 3: Cross multiply
    30,410,011.92x = 41,966,860.56 × 16,658,972.40
  4. Step 4: Simplify right side
    30,410,011.92x = 699,124,771,783,688.62
  5. Step 5: Solve for x
    x = 699,124,771,783,688.62/30,410,011.92
  6. Step 6: Final answer
    x = 22,989,953.89

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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.