Home / 20,967,812.48-28,944,509.28-14,096,280.32

Finding the Fourth Proportional to 20,967,812.48, 28,944,509.28 and 14,096,280.32

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Solution

The fourth proportional to 20,967,812.48, 28,944,509.28 and 14,096,280.32 is: 19,458,869.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,967,812.48 : 28,944,509.28 = 14,096,280.32 : x
  2. Step 2: Convert to fraction form
    20,967,812.48/28,944,509.28 = 14,096,280.32/x
  3. Step 3: Cross multiply
    20,967,812.48x = 28,944,509.28 × 14,096,280.32
  4. Step 4: Simplify right side
    20,967,812.48x = 408,009,916,535,721.38
  5. Step 5: Solve for x
    x = 408,009,916,535,721.38/20,967,812.48
  6. Step 6: Final answer
    x = 19,458,869.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.