Home / 74,664,530.60-111,996,795.90-59,547,986.60

Finding the Fourth Proportional to 74,664,530.60, 111,996,795.90 and 59,547,986.60

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Solution

The fourth proportional to 74,664,530.60, 111,996,795.90 and 59,547,986.60 is: 89,321,979.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,664,530.60 : 111,996,795.90 = 59,547,986.60 : x
  2. Step 2: Convert to fraction form
    74,664,530.60/111,996,795.90 = 59,547,986.60/x
  3. Step 3: Cross multiply
    74,664,530.60x = 111,996,795.90 × 59,547,986.60
  4. Step 4: Simplify right side
    74,664,530.60x = 6,669,183,701,496,135
  5. Step 5: Solve for x
    x = 6,669,183,701,496,135/74,664,530.60
  6. Step 6: Final answer
    x = 89,321,979.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.