Home / 76,487,041.78-105,551,533.29-41,679,624.58

Finding the Fourth Proportional to 76,487,041.78, 105,551,533.29 and 41,679,624.58

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Solution

The fourth proportional to 76,487,041.78, 105,551,533.29 and 41,679,624.58 is: 57,517,563.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,487,041.78 : 105,551,533.29 = 41,679,624.58 : x
  2. Step 2: Convert to fraction form
    76,487,041.78/105,551,533.29 = 41,679,624.58/x
  3. Step 3: Cross multiply
    76,487,041.78x = 105,551,533.29 × 41,679,624.58
  4. Step 4: Simplify right side
    76,487,041.78x = 4,399,348,281,370,572.50
  5. Step 5: Solve for x
    x = 4,399,348,281,370,572.50/76,487,041.78
  6. Step 6: Final answer
    x = 57,517,563.49

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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.