Home / 5,316,164.40-7,974,246.60-3,720,529.20

Finding the Fourth Proportional to 5,316,164.40, 7,974,246.60 and 3,720,529.20

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Solution

The fourth proportional to 5,316,164.40, 7,974,246.60 and 3,720,529.20 is: 5,580,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316,164.40 : 7,974,246.60 = 3,720,529.20 : x
  2. Step 2: Convert to fraction form
    5,316,164.40/7,974,246.60 = 3,720,529.20/x
  3. Step 3: Cross multiply
    5,316,164.40x = 7,974,246.60 × 3,720,529.20
  4. Step 4: Simplify right side
    5,316,164.40x = 29,668,417,323,300.72
  5. Step 5: Solve for x
    x = 29,668,417,323,300.72/5,316,164.40
  6. Step 6: Final answer
    x = 5,580,793.80

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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.