Home / 64,262,879.40-88,685,316.38-36,005,496.12

Finding the Fourth Proportional to 64,262,879.40, 88,685,316.38 and 36,005,496.12

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Solution

The fourth proportional to 64,262,879.40, 88,685,316.38 and 36,005,496.12 is: 49,689,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,262,879.40 : 88,685,316.38 = 36,005,496.12 : x
  2. Step 2: Convert to fraction form
    64,262,879.40/88,685,316.38 = 36,005,496.12/x
  3. Step 3: Cross multiply
    64,262,879.40x = 88,685,316.38 × 36,005,496.12
  4. Step 4: Simplify right side
    64,262,879.40x = 3,193,158,814,821,062
  5. Step 5: Solve for x
    x = 3,193,158,814,821,062/64,262,879.40
  6. Step 6: Final answer
    x = 49,689,009.34

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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.