Home / 70,768,916.96-106,115,321.44-41,632,828.16

Finding the Fourth Proportional to 70,768,916.96, 106,115,321.44 and 41,632,828.16

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Solution

The fourth proportional to 70,768,916.96, 106,115,321.44 and 41,632,828.16 is: 62,426,855.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,768,916.96 : 106,115,321.44 = 41,632,828.16 : x
  2. Step 2: Convert to fraction form
    70,768,916.96/106,115,321.44 = 41,632,828.16/x
  3. Step 3: Cross multiply
    70,768,916.96x = 106,115,321.44 × 41,632,828.16
  4. Step 4: Simplify right side
    70,768,916.96x = 4,417,880,942,654,683.50
  5. Step 5: Solve for x
    x = 4,417,880,942,654,683.50/70,768,916.96
  6. Step 6: Final answer
    x = 62,426,855.35

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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.