Home / 56,893,124.42-78,512,511.67-30,787,642.22

Finding the Fourth Proportional to 56,893,124.42, 78,512,511.67 and 30,787,642.22

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Solution

The fourth proportional to 56,893,124.42, 78,512,511.67 and 30,787,642.22 is: 42,486,946.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,893,124.42 : 78,512,511.67 = 30,787,642.22 : x
  2. Step 2: Convert to fraction form
    56,893,124.42/78,512,511.67 = 30,787,642.22/x
  3. Step 3: Cross multiply
    56,893,124.42x = 78,512,511.67 × 30,787,642.22
  4. Step 4: Simplify right side
    56,893,124.42x = 2,417,215,118,620,003
  5. Step 5: Solve for x
    x = 2,417,215,118,620,003/56,893,124.42
  6. Step 6: Final answer
    x = 42,486,946.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.