Home / 56,148,518.84-84,210,045.75-25,422,814.55

Finding the Fourth Proportional to 56,148,518.84, 84,210,045.75 and 25,422,814.55

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Solution

The fourth proportional to 56,148,518.84, 84,210,045.75 and 25,422,814.55 is: 38,128,456.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,148,518.84 : 84,210,045.75 = 25,422,814.55 : x
  2. Step 2: Convert to fraction form
    56,148,518.84/84,210,045.75 = 25,422,814.55/x
  3. Step 3: Cross multiply
    56,148,518.84x = 84,210,045.75 × 25,422,814.55
  4. Step 4: Simplify right side
    56,148,518.84x = 2,140,856,376,559,790.75
  5. Step 5: Solve for x
    x = 2,140,856,376,559,790.75/56,148,518.84
  6. Step 6: Final answer
    x = 38,128,456.83

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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.