Home / 53,834,656.80-80,751,985.20-31,159,840.80

Finding the Fourth Proportional to 53,834,656.80, 80,751,985.20 and 31,159,840.80

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Solution

The fourth proportional to 53,834,656.80, 80,751,985.20 and 31,159,840.80 is: 46,739,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,834,656.80 : 80,751,985.20 = 31,159,840.80 : x
  2. Step 2: Convert to fraction form
    53,834,656.80/80,751,985.20 = 31,159,840.80/x
  3. Step 3: Cross multiply
    53,834,656.80x = 80,751,985.20 × 31,159,840.80
  4. Step 4: Simplify right side
    53,834,656.80x = 2,516,219,003,115,956.50
  5. Step 5: Solve for x
    x = 2,516,219,003,115,956.50/53,834,656.80
  6. Step 6: Final answer
    x = 46,739,761.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.