Home / 18,931,085.85-26,124,905.45-10,229,258.43

Finding the Fourth Proportional to 18,931,085.85, 26,124,905.45 and 10,229,258.43

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Solution

The fourth proportional to 18,931,085.85, 26,124,905.45 and 10,229,258.43 is: 14,116,380.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,931,085.85 : 26,124,905.45 = 10,229,258.43 : x
  2. Step 2: Convert to fraction form
    18,931,085.85/26,124,905.45 = 10,229,258.43/x
  3. Step 3: Cross multiply
    18,931,085.85x = 26,124,905.45 × 10,229,258.43
  4. Step 4: Simplify right side
    18,931,085.85x = 267,238,409,256,219.16
  5. Step 5: Solve for x
    x = 267,238,409,256,219.16/18,931,085.85
  6. Step 6: Final answer
    x = 14,116,380.40

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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.