Home / 77,050,056.72-106,329,220.38-41,767,752.72

Finding the Fourth Proportional to 77,050,056.72, 106,329,220.38 and 41,767,752.72

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Solution

The fourth proportional to 77,050,056.72, 106,329,220.38 and 41,767,752.72 is: 57,639,575.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,050,056.72 : 106,329,220.38 = 41,767,752.72 : x
  2. Step 2: Convert to fraction form
    77,050,056.72/106,329,220.38 = 41,767,752.72/x
  3. Step 3: Cross multiply
    77,050,056.72x = 106,329,220.38 × 41,767,752.72
  4. Step 4: Simplify right side
    77,050,056.72x = 4,441,132,583,742,224
  5. Step 5: Solve for x
    x = 4,441,132,583,742,224/77,050,056.72
  6. Step 6: Final answer
    x = 57,639,575.79

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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.