Home / 45,749,903.20-68,624,854.80-15,457,328.80

Finding the Fourth Proportional to 45,749,903.20, 68,624,854.80 and 15,457,328.80

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Solution

The fourth proportional to 45,749,903.20, 68,624,854.80 and 15,457,328.80 is: 23,185,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,749,903.20 : 68,624,854.80 = 15,457,328.80 : x
  2. Step 2: Convert to fraction form
    45,749,903.20/68,624,854.80 = 15,457,328.80/x
  3. Step 3: Cross multiply
    45,749,903.20x = 68,624,854.80 × 15,457,328.80
  4. Step 4: Simplify right side
    45,749,903.20x = 1,060,756,944,495,858.25
  5. Step 5: Solve for x
    x = 1,060,756,944,495,858.25/45,749,903.20
  6. Step 6: Final answer
    x = 23,185,993.20

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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.