Home / 13,916,430.39-20,875,301.70-11,483,070.31

Finding the Fourth Proportional to 13,916,430.39, 20,875,301.70 and 11,483,070.31

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Solution

The fourth proportional to 13,916,430.39, 20,875,301.70 and 11,483,070.31 is: 17,225,146.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916,430.39 : 20,875,301.70 = 11,483,070.31 : x
  2. Step 2: Convert to fraction form
    13,916,430.39/20,875,301.70 = 11,483,070.31/x
  3. Step 3: Cross multiply
    13,916,430.39x = 20,875,301.70 × 11,483,070.31
  4. Step 4: Simplify right side
    13,916,430.39x = 239,712,557,163,562.53
  5. Step 5: Solve for x
    x = 239,712,557,163,562.53/13,916,430.39
  6. Step 6: Final answer
    x = 17,225,146.85

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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.