Home / 14,205,815.79-21,308,920.52-4,621,244.55

Finding the Fourth Proportional to 14,205,815.79, 21,308,920.52 and 4,621,244.55

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Solution

The fourth proportional to 14,205,815.79, 21,308,920.52 and 4,621,244.55 is: 6,931,930.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205,815.79 : 21,308,920.52 = 4,621,244.55 : x
  2. Step 2: Convert to fraction form
    14,205,815.79/21,308,920.52 = 4,621,244.55/x
  3. Step 3: Cross multiply
    14,205,815.79x = 21,308,920.52 × 4,621,244.55
  4. Step 4: Simplify right side
    14,205,815.79x = 98,473,732,796,326.94
  5. Step 5: Solve for x
    x = 98,473,732,796,326.94/14,205,815.79
  6. Step 6: Final answer
    x = 6,931,930.86

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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.