Home / 64,712,661.75-89,244,328.43-50,585,714.60

Finding the Fourth Proportional to 64,712,661.75, 89,244,328.43 and 50,585,714.60

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Solution

The fourth proportional to 64,712,661.75, 89,244,328.43 and 50,585,714.60 is: 69,762,052.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,712,661.75 : 89,244,328.43 = 50,585,714.60 : x
  2. Step 2: Convert to fraction form
    64,712,661.75/89,244,328.43 = 50,585,714.60/x
  3. Step 3: Cross multiply
    64,712,661.75x = 89,244,328.43 × 50,585,714.60
  4. Step 4: Simplify right side
    64,712,661.75x = 4,514,488,127,308,889
  5. Step 5: Solve for x
    x = 4,514,488,127,308,889/64,712,661.75
  6. Step 6: Final answer
    x = 69,762,052.82

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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.