Home / 21,384,747.60-32,084,465.40-6,240,901.20

Finding the Fourth Proportional to 21,384,747.60, 32,084,465.40 and 6,240,901.20

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Solution

The fourth proportional to 21,384,747.60, 32,084,465.40 and 6,240,901.20 is: 9,363,495.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,747.60 : 32,084,465.40 = 6,240,901.20 : x
  2. Step 2: Convert to fraction form
    21,384,747.60/32,084,465.40 = 6,240,901.20/x
  3. Step 3: Cross multiply
    21,384,747.60x = 32,084,465.40 × 6,240,901.20
  4. Step 4: Simplify right side
    21,384,747.60x = 200,235,978,616,218.47
  5. Step 5: Solve for x
    x = 200,235,978,616,218.47/21,384,747.60
  6. Step 6: Final answer
    x = 9,363,495.06

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1.5x scale

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.