Home / 21,351,477.60-32,027,216.40-10,570,442.40

Finding the Fourth Proportional to 21,351,477.60, 32,027,216.40 and 10,570,442.40

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Solution

The fourth proportional to 21,351,477.60, 32,027,216.40 and 10,570,442.40 is: 15,855,663.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,351,477.60 : 32,027,216.40 = 10,570,442.40 : x
  2. Step 2: Convert to fraction form
    21,351,477.60/32,027,216.40 = 10,570,442.40/x
  3. Step 3: Cross multiply
    21,351,477.60x = 32,027,216.40 × 10,570,442.40
  4. Step 4: Simplify right side
    21,351,477.60x = 338,541,846,188,535.38
  5. Step 5: Solve for x
    x = 338,541,846,188,535.38/21,351,477.60
  6. Step 6: Final answer
    x = 15,855,663.60

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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.