Home / 72,683,532.31-109,073,782.23-37,700,887.81

Finding the Fourth Proportional to 72,683,532.31, 109,073,782.23 and 37,700,887.81

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Solution

The fourth proportional to 72,683,532.31, 109,073,782.23 and 37,700,887.81 is: 56,576,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,683,532.31 : 109,073,782.23 = 37,700,887.81 : x
  2. Step 2: Convert to fraction form
    72,683,532.31/109,073,782.23 = 37,700,887.81/x
  3. Step 3: Cross multiply
    72,683,532.31x = 109,073,782.23 × 37,700,887.81
  4. Step 4: Simplify right side
    72,683,532.31x = 4,112,178,426,865,602
  5. Step 5: Solve for x
    x = 4,112,178,426,865,602/72,683,532.31
  6. Step 6: Final answer
    x = 56,576,480.20

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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.