Home / 72,683,533.32-109,073,783.74-37,700,888.82

Finding the Fourth Proportional to 72,683,533.32, 109,073,783.74 and 37,700,888.82

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Solution

The fourth proportional to 72,683,533.32, 109,073,783.74 and 37,700,888.82 is: 56,576,481.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,683,533.32 : 109,073,783.74 = 37,700,888.82 : x
  2. Step 2: Convert to fraction form
    72,683,533.32/109,073,783.74 = 37,700,888.82/x
  3. Step 3: Cross multiply
    72,683,533.32x = 109,073,783.74 × 37,700,888.82
  4. Step 4: Simplify right side
    72,683,533.32x = 4,112,178,593,958,463.50
  5. Step 5: Solve for x
    x = 4,112,178,593,958,463.50/72,683,533.32
  6. Step 6: Final answer
    x = 56,576,481.72

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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.