Home / 82,684,113.30-124,026,169.91-30,872,762.16

Finding the Fourth Proportional to 82,684,113.30, 124,026,169.91 and 30,872,762.16

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Solution

The fourth proportional to 82,684,113.30, 124,026,169.91 and 30,872,762.16 is: 46,309,143.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,684,113.30 : 124,026,169.91 = 30,872,762.16 : x
  2. Step 2: Convert to fraction form
    82,684,113.30/124,026,169.91 = 30,872,762.16/x
  3. Step 3: Cross multiply
    82,684,113.30x = 124,026,169.91 × 30,872,762.16
  4. Step 4: Simplify right side
    82,684,113.30x = 3,829,030,444,782,749.50
  5. Step 5: Solve for x
    x = 3,829,030,444,782,749.50/82,684,113.30
  6. Step 6: Final answer
    x = 46,309,143.22

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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.