Home / 63,649,798.65-87,821,400-37,173,137.49

Finding the Fourth Proportional to 63,649,798.65, 87,821,400 and 37,173,137.49

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Solution

The fourth proportional to 63,649,798.65, 87,821,400 and 37,173,137.49 is: 51,289,981.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,649,798.65 : 87,821,400 = 37,173,137.49 : x
  2. Step 2: Convert to fraction form
    63,649,798.65/87,821,400 = 37,173,137.49/x
  3. Step 3: Cross multiply
    63,649,798.65x = 87,821,400 × 37,173,137.49
  4. Step 4: Simplify right side
    63,649,798.65x = 3,264,596,976,764,286
  5. Step 5: Solve for x
    x = 3,264,596,976,764,286/63,649,798.65
  6. Step 6: Final answer
    x = 51,289,981.21

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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.