Home / 14,278,598.30-21,430,127.33-14,171,121.62

Finding the Fourth Proportional to 14,278,598.30, 21,430,127.33 and 14,171,121.62

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Solution

The fourth proportional to 14,278,598.30, 21,430,127.33 and 14,171,121.62 is: 21,268,820.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,278,598.30 : 21,430,127.33 = 14,171,121.62 : x
  2. Step 2: Convert to fraction form
    14,278,598.30/21,430,127.33 = 14,171,121.62/x
  3. Step 3: Cross multiply
    14,278,598.30x = 21,430,127.33 × 14,171,121.62
  4. Step 4: Simplify right side
    14,278,598.30x = 303,688,940,547,509.62
  5. Step 5: Solve for x
    x = 303,688,940,547,509.62/14,278,598.30
  6. Step 6: Final answer
    x = 21,268,820.25

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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.