Home / 13,895,980.20-20,843,818.52-5,696,792.87

Finding the Fourth Proportional to 13,895,980.20, 20,843,818.52 and 5,696,792.87

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Solution

The fourth proportional to 13,895,980.20, 20,843,818.52 and 5,696,792.87 is: 8,545,127.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895,980.20 : 20,843,818.52 = 5,696,792.87 : x
  2. Step 2: Convert to fraction form
    13,895,980.20/20,843,818.52 = 5,696,792.87/x
  3. Step 3: Cross multiply
    13,895,980.20x = 20,843,818.52 × 5,696,792.87
  4. Step 4: Simplify right side
    13,895,980.20x = 118,742,916,595,606.91
  5. Step 5: Solve for x
    x = 118,742,916,595,606.91/13,895,980.20
  6. Step 6: Final answer
    x = 8,545,127.07

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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.