Home / 26,590,085.38-39,870,168.99-8,390,889.55

Finding the Fourth Proportional to 26,590,085.38, 39,870,168.99 and 8,390,889.55

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Solution

The fourth proportional to 26,590,085.38, 39,870,168.99 and 8,390,889.55 is: 12,581,613.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,590,085.38 : 39,870,168.99 = 8,390,889.55 : x
  2. Step 2: Convert to fraction form
    26,590,085.38/39,870,168.99 = 8,390,889.55/x
  3. Step 3: Cross multiply
    26,590,085.38x = 39,870,168.99 × 8,390,889.55
  4. Step 4: Simplify right side
    26,590,085.38x = 334,546,184,334,925.12
  5. Step 5: Solve for x
    x = 334,546,184,334,925.12/26,590,085.38
  6. Step 6: Final answer
    x = 12,581,613.77

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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.