Home / 56,717,792.40-85,076,688.60-33,986,989.20

Finding the Fourth Proportional to 56,717,792.40, 85,076,688.60 and 33,986,989.20

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Solution

The fourth proportional to 56,717,792.40, 85,076,688.60 and 33,986,989.20 is: 50,980,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,717,792.40 : 85,076,688.60 = 33,986,989.20 : x
  2. Step 2: Convert to fraction form
    56,717,792.40/85,076,688.60 = 33,986,989.20/x
  3. Step 3: Cross multiply
    56,717,792.40x = 85,076,688.60 × 33,986,989.20
  4. Step 4: Simplify right side
    56,717,792.40x = 2,891,500,496,619,963
  5. Step 5: Solve for x
    x = 2,891,500,496,619,963/56,717,792.40
  6. Step 6: Final answer
    x = 50,980,483.80

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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.