Home / 14,513,712.96-21,774,365.64-5,415,890.16

Finding the Fourth Proportional to 14,513,712.96, 21,774,365.64 and 5,415,890.16

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Solution

The fourth proportional to 14,513,712.96, 21,774,365.64 and 5,415,890.16 is: 8,125,251.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513,712.96 : 21,774,365.64 = 5,415,890.16 : x
  2. Step 2: Convert to fraction form
    14,513,712.96/21,774,365.64 = 5,415,890.16/x
  3. Step 3: Cross multiply
    14,513,712.96x = 21,774,365.64 × 5,415,890.16
  4. Step 4: Simplify right side
    14,513,712.96x = 117,927,572,609,918.11
  5. Step 5: Solve for x
    x = 117,927,572,609,918.11/14,513,712.96
  6. Step 6: Final answer
    x = 8,125,251.82

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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.