Home / 51,721,047.96-77,632,058.94-42,714,894.60

Finding the Fourth Proportional to 51,721,047.96, 77,632,058.94 and 42,714,894.60

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Solution

The fourth proportional to 51,721,047.96, 77,632,058.94 and 42,714,894.60 is: 64,114,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,721,047.96 : 77,632,058.94 = 42,714,894.60 : x
  2. Step 2: Convert to fraction form
    51,721,047.96/77,632,058.94 = 42,714,894.60/x
  3. Step 3: Cross multiply
    51,721,047.96x = 77,632,058.94 × 42,714,894.60
  4. Step 4: Simplify right side
    51,721,047.96x = 3,316,045,215,203,087.50
  5. Step 5: Solve for x
    x = 3,316,045,215,203,087.50/51,721,047.96
  6. Step 6: Final answer
    x = 64,114,037.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.