Home / 15,216,246-21,000,567.60-9,416,895.48

Finding the Fourth Proportional to 15,216,246, 21,000,567.60 and 9,416,895.48

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Solution

The fourth proportional to 15,216,246, 21,000,567.60 and 9,416,895.48 is: 12,996,645.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,216,246 : 21,000,567.60 = 9,416,895.48 : x
  2. Step 2: Convert to fraction form
    15,216,246/21,000,567.60 = 9,416,895.48/x
  3. Step 3: Cross multiply
    15,216,246x = 21,000,567.60 × 9,416,895.48
  4. Step 4: Simplify right side
    15,216,246x = 197,760,150,109,874.47
  5. Step 5: Solve for x
    x = 197,760,150,109,874.47/15,216,246
  6. Step 6: Final answer
    x = 12,996,645.17

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1.5x scale

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.