Home / 18,442,016.40-27,663,024.60-9,938,960.40

Finding the Fourth Proportional to 18,442,016.40, 27,663,024.60 and 9,938,960.40

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Solution

The fourth proportional to 18,442,016.40, 27,663,024.60 and 9,938,960.40 is: 14,908,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442,016.40 : 27,663,024.60 = 9,938,960.40 : x
  2. Step 2: Convert to fraction form
    18,442,016.40/27,663,024.60 = 9,938,960.40/x
  3. Step 3: Cross multiply
    18,442,016.40x = 27,663,024.60 × 9,938,960.40
  4. Step 4: Simplify right side
    18,442,016.40x = 274,941,706,043,625.88
  5. Step 5: Solve for x
    x = 274,941,706,043,625.88/18,442,016.40
  6. Step 6: Final answer
    x = 14,908,440.60

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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.