Home / 14,510,822.40-21,765,516.12-5,412,210.96

Finding the Fourth Proportional to 14,510,822.40, 21,765,516.12 and 5,412,210.96

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Solution

The fourth proportional to 14,510,822.40, 21,765,516.12 and 5,412,210.96 is: 8,118,048.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,510,822.40 : 21,765,516.12 = 5,412,210.96 : x
  2. Step 2: Convert to fraction form
    14,510,822.40/21,765,516.12 = 5,412,210.96/x
  3. Step 3: Cross multiply
    14,510,822.40x = 21,765,516.12 × 5,412,210.96
  4. Step 4: Simplify right side
    14,510,822.40x = 117,799,564,894,720.69
  5. Step 5: Solve for x
    x = 117,799,564,894,720.69/14,510,822.40
  6. Step 6: Final answer
    x = 8,118,048.84

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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.