Home / 72,184,541.70-108,276,812.55-35,778,864.90

Finding the Fourth Proportional to 72,184,541.70, 108,276,812.55 and 35,778,864.90

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Solution

The fourth proportional to 72,184,541.70, 108,276,812.55 and 35,778,864.90 is: 53,668,297.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,184,541.70 : 108,276,812.55 = 35,778,864.90 : x
  2. Step 2: Convert to fraction form
    72,184,541.70/108,276,812.55 = 35,778,864.90/x
  3. Step 3: Cross multiply
    72,184,541.70x = 108,276,812.55 × 35,778,864.90
  4. Step 4: Simplify right side
    72,184,541.70x = 3,874,021,448,029,074
  5. Step 5: Solve for x
    x = 3,874,021,448,029,074/72,184,541.70
  6. Step 6: Final answer
    x = 53,668,297.35

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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.