Home / 21,356,595.20-32,031,782.40-6,208,947.20

Finding the Fourth Proportional to 21,356,595.20, 32,031,782.40 and 6,208,947.20

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Solution

The fourth proportional to 21,356,595.20, 32,031,782.40 and 6,208,947.20 is: 9,312,516.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,356,595.20 : 32,031,782.40 = 6,208,947.20 : x
  2. Step 2: Convert to fraction form
    21,356,595.20/32,031,782.40 = 6,208,947.20/x
  3. Step 3: Cross multiply
    21,356,595.20x = 32,031,782.40 × 6,208,947.20
  4. Step 4: Simplify right side
    21,356,595.20x = 198,883,645,643,489.28
  5. Step 5: Solve for x
    x = 198,883,645,643,489.28/21,356,595.20
  6. Step 6: Final answer
    x = 9,312,516.52

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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.