Home / 56,185,524.10-77,542,315.77-31,740,812.74

Finding the Fourth Proportional to 56,185,524.10, 77,542,315.77 and 31,740,812.74

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Solution

The fourth proportional to 56,185,524.10, 77,542,315.77 and 31,740,812.74 is: 43,805,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,185,524.10 : 77,542,315.77 = 31,740,812.74 : x
  2. Step 2: Convert to fraction form
    56,185,524.10/77,542,315.77 = 31,740,812.74/x
  3. Step 3: Cross multiply
    56,185,524.10x = 77,542,315.77 × 31,740,812.74
  4. Step 4: Simplify right side
    56,185,524.10x = 2,461,256,124,281,518.50
  5. Step 5: Solve for x
    x = 2,461,256,124,281,518.50/56,185,524.10
  6. Step 6: Final answer
    x = 43,805,876.40

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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.