Home / 56,484,611.91-77,944,486.63-31,700,012.05

Finding the Fourth Proportional to 56,484,611.91, 77,944,486.63 and 31,700,012.05

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Solution

The fourth proportional to 56,484,611.91, 77,944,486.63 and 31,700,012.05 is: 43,743,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,484,611.91 : 77,944,486.63 = 31,700,012.05 : x
  2. Step 2: Convert to fraction form
    56,484,611.91/77,944,486.63 = 31,700,012.05/x
  3. Step 3: Cross multiply
    56,484,611.91x = 77,944,486.63 × 31,700,012.05
  4. Step 4: Simplify right side
    56,484,611.91x = 2,470,841,164,853,841.50
  5. Step 5: Solve for x
    x = 2,470,841,164,853,841.50/56,484,611.91
  6. Step 6: Final answer
    x = 43,743,615.85

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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.