Home / 11,615,637.70-16,028,921.64-6,458,888.53

Finding the Fourth Proportional to 11,615,637.70, 16,028,921.64 and 6,458,888.53

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Solution

The fourth proportional to 11,615,637.70, 16,028,921.64 and 6,458,888.53 is: 8,912,900.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615,637.70 : 16,028,921.64 = 6,458,888.53 : x
  2. Step 2: Convert to fraction form
    11,615,637.70/16,028,921.64 = 6,458,888.53/x
  3. Step 3: Cross multiply
    11,615,637.70x = 16,028,921.64 × 6,458,888.53
  4. Step 4: Simplify right side
    11,615,637.70x = 103,529,018,128,864.80
  5. Step 5: Solve for x
    x = 103,529,018,128,864.80/11,615,637.70
  6. Step 6: Final answer
    x = 8,912,900.08

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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.