Home / 89,886,992.40-124,008,753.93-52,203,741.27

Finding the Fourth Proportional to 89,886,992.40, 124,008,753.93 and 52,203,741.27

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Solution

The fourth proportional to 89,886,992.40, 124,008,753.93 and 52,203,741.27 is: 72,020,664.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,886,992.40 : 124,008,753.93 = 52,203,741.27 : x
  2. Step 2: Convert to fraction form
    89,886,992.40/124,008,753.93 = 52,203,741.27/x
  3. Step 3: Cross multiply
    89,886,992.40x = 124,008,753.93 × 52,203,741.27
  4. Step 4: Simplify right side
    89,886,992.40x = 6,473,720,905,376,816
  5. Step 5: Solve for x
    x = 6,473,720,905,376,816/89,886,992.40
  6. Step 6: Final answer
    x = 72,020,664.31

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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.