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Finding the Fourth Proportional to 16,339,954.30, 24,509,931.45 and 4,980,384.70

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Solution

The fourth proportional to 16,339,954.30, 24,509,931.45 and 4,980,384.70 is: 7,470,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,339,954.30 : 24,509,931.45 = 4,980,384.70 : x
  2. Step 2: Convert to fraction form
    16,339,954.30/24,509,931.45 = 4,980,384.70/x
  3. Step 3: Cross multiply
    16,339,954.30x = 24,509,931.45 × 4,980,384.70
  4. Step 4: Simplify right side
    16,339,954.30x = 122,068,887,591,628.81
  5. Step 5: Solve for x
    x = 122,068,887,591,628.81/16,339,954.30
  6. Step 6: Final answer
    x = 7,470,577.05

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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.