Home / 87,076,054.36-130,533,220.86-38,527,978.60

Finding the Fourth Proportional to 87,076,054.36, 130,533,220.86 and 38,527,978.60

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Solution

The fourth proportional to 87,076,054.36, 130,533,220.86 and 38,527,978.60 is: 57,756,190.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,076,054.36 : 130,533,220.86 = 38,527,978.60 : x
  2. Step 2: Convert to fraction form
    87,076,054.36/130,533,220.86 = 38,527,978.60/x
  3. Step 3: Cross multiply
    87,076,054.36x = 130,533,220.86 × 38,527,978.60
  4. Step 4: Simplify right side
    87,076,054.36x = 5,029,181,139,883,154
  5. Step 5: Solve for x
    x = 5,029,181,139,883,154/87,076,054.36
  6. Step 6: Final answer
    x = 57,756,190.00

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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.