Home / 56,160,611.76-84,240,917.62-13,610,339.76

Finding the Fourth Proportional to 56,160,611.76, 84,240,917.62 and 13,610,339.76

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Solution

The fourth proportional to 56,160,611.76, 84,240,917.62 and 13,610,339.76 is: 20,415,509.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,160,611.76 : 84,240,917.62 = 13,610,339.76 : x
  2. Step 2: Convert to fraction form
    56,160,611.76/84,240,917.62 = 13,610,339.76/x
  3. Step 3: Cross multiply
    56,160,611.76x = 84,240,917.62 × 13,610,339.76
  4. Step 4: Simplify right side
    56,160,611.76x = 1,146,547,510,502,370.50
  5. Step 5: Solve for x
    x = 1,146,547,510,502,370.50/56,160,611.76
  6. Step 6: Final answer
    x = 20,415,509.64

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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.