Home / 89,886,991.02-124,008,752.07-52,203,739.90

Finding the Fourth Proportional to 89,886,991.02, 124,008,752.07 and 52,203,739.90

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Solution

The fourth proportional to 89,886,991.02, 124,008,752.07 and 52,203,739.90 is: 72,020,662.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,886,991.02 : 124,008,752.07 = 52,203,739.90 : x
  2. Step 2: Convert to fraction form
    89,886,991.02/124,008,752.07 = 52,203,739.90/x
  3. Step 3: Cross multiply
    89,886,991.02x = 124,008,752.07 × 52,203,739.90
  4. Step 4: Simplify right side
    89,886,991.02x = 6,473,720,638,455,053
  5. Step 5: Solve for x
    x = 6,473,720,638,455,053/89,886,991.02
  6. Step 6: Final answer
    x = 72,020,662.44

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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.