Home / 65,370,833.43-90,210,649.64-36,004,900.65

Finding the Fourth Proportional to 65,370,833.43, 90,210,649.64 and 36,004,900.65

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Solution

The fourth proportional to 65,370,833.43, 90,210,649.64 and 36,004,900.65 is: 49,686,156.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,370,833.43 : 90,210,649.64 = 36,004,900.65 : x
  2. Step 2: Convert to fraction form
    65,370,833.43/90,210,649.64 = 36,004,900.65/x
  3. Step 3: Cross multiply
    65,370,833.43x = 90,210,649.64 × 36,004,900.65
  4. Step 4: Simplify right side
    65,370,833.43x = 3,248,025,477,680,134
  5. Step 5: Solve for x
    x = 3,248,025,477,680,134/65,370,833.43
  6. Step 6: Final answer
    x = 49,686,156.77

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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.