Home / 64,615,320.72-89,169,712.08-35,246,783.76

Finding the Fourth Proportional to 64,615,320.72, 89,169,712.08 and 35,246,783.76

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Solution

The fourth proportional to 64,615,320.72, 89,169,712.08 and 35,246,783.76 is: 48,640,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,615,320.72 : 89,169,712.08 = 35,246,783.76 : x
  2. Step 2: Convert to fraction form
    64,615,320.72/89,169,712.08 = 35,246,783.76/x
  3. Step 3: Cross multiply
    64,615,320.72x = 89,169,712.08 × 35,246,783.76
  4. Step 4: Simplify right side
    64,615,320.72x = 3,142,945,559,625,219.50
  5. Step 5: Solve for x
    x = 3,142,945,559,625,219.50/64,615,320.72
  6. Step 6: Final answer
    x = 48,640,872.24

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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.