Home / 9,076,802.40-13,615,203.60-9,013,816.80

Finding the Fourth Proportional to 9,076,802.40, 13,615,203.60 and 9,013,816.80

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Solution

The fourth proportional to 9,076,802.40, 13,615,203.60 and 9,013,816.80 is: 13,520,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076,802.40 : 13,615,203.60 = 9,013,816.80 : x
  2. Step 2: Convert to fraction form
    9,076,802.40/13,615,203.60 = 9,013,816.80/x
  3. Step 3: Cross multiply
    9,076,802.40x = 13,615,203.60 × 9,013,816.80
  4. Step 4: Simplify right side
    9,076,802.40x = 122,724,950,945,100.48
  5. Step 5: Solve for x
    x = 122,724,950,945,100.48/9,076,802.40
  6. Step 6: Final answer
    x = 13,520,725.20

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Similar ratio
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1.5x scale

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.