Home / 21,409,918.86-32,114,599.72-5,236,010.16

Finding the Fourth Proportional to 21,409,918.86, 32,114,599.72 and 5,236,010.16

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Solution

The fourth proportional to 21,409,918.86, 32,114,599.72 and 5,236,010.16 is: 7,853,947.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,409,918.86 : 32,114,599.72 = 5,236,010.16 : x
  2. Step 2: Convert to fraction form
    21,409,918.86/32,114,599.72 = 5,236,010.16/x
  3. Step 3: Cross multiply
    21,409,918.86x = 32,114,599.72 × 5,236,010.16
  4. Step 4: Simplify right side
    21,409,918.86x = 168,152,370,418,253.16
  5. Step 5: Solve for x
    x = 168,152,370,418,253.16/21,409,918.86
  6. Step 6: Final answer
    x = 7,853,947.11

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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.