Home / 15,570,690.13-21,488,160.50-8,601,727.15

Finding the Fourth Proportional to 15,570,690.13, 21,488,160.50 and 8,601,727.15

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Solution

The fourth proportional to 15,570,690.13, 21,488,160.50 and 8,601,727.15 is: 11,870,719.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,570,690.13 : 21,488,160.50 = 8,601,727.15 : x
  2. Step 2: Convert to fraction form
    15,570,690.13/21,488,160.50 = 8,601,727.15/x
  3. Step 3: Cross multiply
    15,570,690.13x = 21,488,160.50 × 8,601,727.15
  4. Step 4: Simplify right side
    15,570,690.13x = 184,835,293,576,407.59
  5. Step 5: Solve for x
    x = 184,835,293,576,407.59/15,570,690.13
  6. Step 6: Final answer
    x = 11,870,719.41

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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.