Home / 53,221,535.40-79,832,303.10-47,836,266.60

Finding the Fourth Proportional to 53,221,535.40, 79,832,303.10 and 47,836,266.60

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Solution

The fourth proportional to 53,221,535.40, 79,832,303.10 and 47,836,266.60 is: 71,754,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,221,535.40 : 79,832,303.10 = 47,836,266.60 : x
  2. Step 2: Convert to fraction form
    53,221,535.40/79,832,303.10 = 47,836,266.60/x
  3. Step 3: Cross multiply
    53,221,535.40x = 79,832,303.10 × 47,836,266.60
  4. Step 4: Simplify right side
    53,221,535.40x = 3,818,879,334,383,606.50
  5. Step 5: Solve for x
    x = 3,818,879,334,383,606.50/53,221,535.40
  6. Step 6: Final answer
    x = 71,754,399.90

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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.