Home / 15,673,887.10-23,510,830.65-12,445,383.03

Finding the Fourth Proportional to 15,673,887.10, 23,510,830.65 and 12,445,383.03

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Solution

The fourth proportional to 15,673,887.10, 23,510,830.65 and 12,445,383.03 is: 18,668,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673,887.10 : 23,510,830.65 = 12,445,383.03 : x
  2. Step 2: Convert to fraction form
    15,673,887.10/23,510,830.65 = 12,445,383.03/x
  3. Step 3: Cross multiply
    15,673,887.10x = 23,510,830.65 × 12,445,383.03
  4. Step 4: Simplify right side
    15,673,887.10x = 292,601,292,792,713.81
  5. Step 5: Solve for x
    x = 292,601,292,792,713.81/15,673,887.10
  6. Step 6: Final answer
    x = 18,668,074.55

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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.