Home / 14,243,581.04-19,662,954-8,130,828.56

Finding the Fourth Proportional to 14,243,581.04, 19,662,954 and 8,130,828.56

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Solution

The fourth proportional to 14,243,581.04, 19,662,954 and 8,130,828.56 is: 11,224,432.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243,581.04 : 19,662,954 = 8,130,828.56 : x
  2. Step 2: Convert to fraction form
    14,243,581.04/19,662,954 = 8,130,828.56/x
  3. Step 3: Cross multiply
    14,243,581.04x = 19,662,954 × 8,130,828.56
  4. Step 4: Simplify right side
    14,243,581.04x = 159,876,107,957,166.22
  5. Step 5: Solve for x
    x = 159,876,107,957,166.22/14,243,581.04
  6. Step 6: Final answer
    x = 11,224,432.08

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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.