Home / 5,190,018.40-7,785,027.60-4,896,085.60

Finding the Fourth Proportional to 5,190,018.40, 7,785,027.60 and 4,896,085.60

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Solution

The fourth proportional to 5,190,018.40, 7,785,027.60 and 4,896,085.60 is: 7,344,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190,018.40 : 7,785,027.60 = 4,896,085.60 : x
  2. Step 2: Convert to fraction form
    5,190,018.40/7,785,027.60 = 4,896,085.60/x
  3. Step 3: Cross multiply
    5,190,018.40x = 7,785,027.60 × 4,896,085.60
  4. Step 4: Simplify right side
    5,190,018.40x = 38,116,161,527,962.55
  5. Step 5: Solve for x
    x = 38,116,161,527,962.55/5,190,018.40
  6. Step 6: Final answer
    x = 7,344,128.40

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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.