Home / 15,372,981.06-23,051,628.77-5,134,152.57

Finding the Fourth Proportional to 15,372,981.06, 23,051,628.77 and 5,134,152.57

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Solution

The fourth proportional to 15,372,981.06, 23,051,628.77 and 5,134,152.57 is: 7,698,609.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,372,981.06 : 23,051,628.77 = 5,134,152.57 : x
  2. Step 2: Convert to fraction form
    15,372,981.06/23,051,628.77 = 5,134,152.57/x
  3. Step 3: Cross multiply
    15,372,981.06x = 23,051,628.77 × 5,134,152.57
  4. Step 4: Simplify right side
    15,372,981.06x = 118,350,579,066,510.69
  5. Step 5: Solve for x
    x = 118,350,579,066,510.69/15,372,981.06
  6. Step 6: Final answer
    x = 7,698,609.57

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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.