Home / 14,323,915-21,486,465.42-4,226,536

Finding the Fourth Proportional to 14,323,915, 21,486,465.42 and 4,226,536

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Solution

The fourth proportional to 14,323,915, 21,486,465.42 and 4,226,536 is: 6,339,978.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,323,915 : 21,486,465.42 = 4,226,536 : x
  2. Step 2: Convert to fraction form
    14,323,915/21,486,465.42 = 4,226,536/x
  3. Step 3: Cross multiply
    14,323,915x = 21,486,465.42 × 4,226,536
  4. Step 4: Simplify right side
    14,323,915x = 90,813,319,610,385.12
  5. Step 5: Solve for x
    x = 90,813,319,610,385.12/14,323,915
  6. Step 6: Final answer
    x = 6,339,978.95

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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.