Home / 64,665,787.70-89,225,465.50-37,158,401.54

Finding the Fourth Proportional to 64,665,787.70, 89,225,465.50 and 37,158,401.54

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Solution

The fourth proportional to 64,665,787.70, 89,225,465.50 and 37,158,401.54 is: 51,270,939.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,665,787.70 : 89,225,465.50 = 37,158,401.54 : x
  2. Step 2: Convert to fraction form
    64,665,787.70/89,225,465.50 = 37,158,401.54/x
  3. Step 3: Cross multiply
    64,665,787.70x = 89,225,465.50 × 37,158,401.54
  4. Step 4: Simplify right side
    64,665,787.70x = 3,315,475,674,242,663
  5. Step 5: Solve for x
    x = 3,315,475,674,242,663/64,665,787.70
  6. Step 6: Final answer
    x = 51,270,939.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.