Home / 5,224,077.38-7,208,831.49-2,931,795.20

Finding the Fourth Proportional to 5,224,077.38, 7,208,831.49 and 2,931,795.20

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Solution

The fourth proportional to 5,224,077.38, 7,208,831.49 and 2,931,795.20 is: 4,045,655.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,224,077.38 : 7,208,831.49 = 2,931,795.20 : x
  2. Step 2: Convert to fraction form
    5,224,077.38/7,208,831.49 = 2,931,795.20/x
  3. Step 3: Cross multiply
    5,224,077.38x = 7,208,831.49 × 2,931,795.20
  4. Step 4: Simplify right side
    5,224,077.38x = 21,134,817,559,990.85
  5. Step 5: Solve for x
    x = 21,134,817,559,990.85/5,224,077.38
  6. Step 6: Final answer
    x = 4,045,655.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.