Home / 56,456,788.22-77,911,710.87-31,678,808.24

Finding the Fourth Proportional to 56,456,788.22, 77,911,710.87 and 31,678,808.24

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Solution

The fourth proportional to 56,456,788.22, 77,911,710.87 and 31,678,808.24 is: 43,717,509.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,456,788.22 : 77,911,710.87 = 31,678,808.24 : x
  2. Step 2: Convert to fraction form
    56,456,788.22/77,911,710.87 = 31,678,808.24/x
  3. Step 3: Cross multiply
    56,456,788.22x = 77,911,710.87 × 31,678,808.24
  4. Step 4: Simplify right side
    56,456,788.22x = 2,468,150,147,911,495
  5. Step 5: Solve for x
    x = 2,468,150,147,911,495/56,456,788.22
  6. Step 6: Final answer
    x = 43,717,509.02

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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.