Home / 30,443,606.69-45,660,981.33-8,872,416.50

Finding the Fourth Proportional to 30,443,606.69, 45,660,981.33 and 8,872,416.50

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Solution

The fourth proportional to 30,443,606.69, 45,660,981.33 and 8,872,416.50 is: 13,307,334.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,443,606.69 : 45,660,981.33 = 8,872,416.50 : x
  2. Step 2: Convert to fraction form
    30,443,606.69/45,660,981.33 = 8,872,416.50/x
  3. Step 3: Cross multiply
    30,443,606.69x = 45,660,981.33 × 8,872,416.50
  4. Step 4: Simplify right side
    30,443,606.69x = 405,123,243,930,179
  5. Step 5: Solve for x
    x = 405,123,243,930,179/30,443,606.69
  6. Step 6: Final answer
    x = 13,307,334.05

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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.