Home / 54,450,038.40-81,675,057.60-20,366,955.60

Finding the Fourth Proportional to 54,450,038.40, 81,675,057.60 and 20,366,955.60

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Solution

The fourth proportional to 54,450,038.40, 81,675,057.60 and 20,366,955.60 is: 30,550,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,450,038.40 : 81,675,057.60 = 20,366,955.60 : x
  2. Step 2: Convert to fraction form
    54,450,038.40/81,675,057.60 = 20,366,955.60/x
  3. Step 3: Cross multiply
    54,450,038.40x = 81,675,057.60 × 20,366,955.60
  4. Step 4: Simplify right side
    54,450,038.40x = 1,663,472,271,766,642.50
  5. Step 5: Solve for x
    x = 1,663,472,271,766,642.50/54,450,038.40
  6. Step 6: Final answer
    x = 30,550,433.40

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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.