Home / 14,790,830.40-22,219,423.20-14,226,811.20

Finding the Fourth Proportional to 14,790,830.40, 22,219,423.20 and 14,226,811.20

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Solution

The fourth proportional to 14,790,830.40, 22,219,423.20 and 14,226,811.20 is: 21,372,129.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,790,830.40 : 22,219,423.20 = 14,226,811.20 : x
  2. Step 2: Convert to fraction form
    14,790,830.40/22,219,423.20 = 14,226,811.20/x
  3. Step 3: Cross multiply
    14,790,830.40x = 22,219,423.20 × 14,226,811.20
  4. Step 4: Simplify right side
    14,790,830.40x = 316,111,538,839,299.81
  5. Step 5: Solve for x
    x = 316,111,538,839,299.81/14,790,830.40
  6. Step 6: Final answer
    x = 21,372,129.24

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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.