Home / 40,854,339.84-56,378,148.72-22,269,320.76

Finding the Fourth Proportional to 40,854,339.84, 56,378,148.72 and 22,269,320.76

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Solution

The fourth proportional to 40,854,339.84, 56,378,148.72 and 22,269,320.76 is: 30,731,204.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,854,339.84 : 56,378,148.72 = 22,269,320.76 : x
  2. Step 2: Convert to fraction form
    40,854,339.84/56,378,148.72 = 22,269,320.76/x
  3. Step 3: Cross multiply
    40,854,339.84x = 56,378,148.72 × 22,269,320.76
  4. Step 4: Simplify right side
    40,854,339.84x = 1,255,503,077,700,663.50
  5. Step 5: Solve for x
    x = 1,255,503,077,700,663.50/40,854,339.84
  6. Step 6: Final answer
    x = 30,731,204.63

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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.