Home / 14,369,471.18-21,557,638.54-4,784,932.76

Finding the Fourth Proportional to 14,369,471.18, 21,557,638.54 and 4,784,932.76

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Solution

The fourth proportional to 14,369,471.18, 21,557,638.54 and 4,784,932.76 is: 7,178,541.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369,471.18 : 21,557,638.54 = 4,784,932.76 : x
  2. Step 2: Convert to fraction form
    14,369,471.18/21,557,638.54 = 4,784,932.76/x
  3. Step 3: Cross multiply
    14,369,471.18x = 21,557,638.54 × 4,784,932.76
  4. Step 4: Simplify right side
    14,369,471.18x = 103,151,850,878,284.56
  5. Step 5: Solve for x
    x = 103,151,850,878,284.56/14,369,471.18
  6. Step 6: Final answer
    x = 7,178,541.90

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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.