Home / 14,257,709.70-21,386,564.55-4,673,400.90

Finding the Fourth Proportional to 14,257,709.70, 21,386,564.55 and 4,673,400.90

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Solution

The fourth proportional to 14,257,709.70, 21,386,564.55 and 4,673,400.90 is: 7,010,101.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,709.70 : 21,386,564.55 = 4,673,400.90 : x
  2. Step 2: Convert to fraction form
    14,257,709.70/21,386,564.55 = 4,673,400.90/x
  3. Step 3: Cross multiply
    14,257,709.70x = 21,386,564.55 × 4,673,400.90
  4. Step 4: Simplify right side
    14,257,709.70x = 99,947,990,015,878.11
  5. Step 5: Solve for x
    x = 99,947,990,015,878.11/14,257,709.70
  6. Step 6: Final answer
    x = 7,010,101.35

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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.