Home / 9,515,075.72-13,127,588.34-5,437,790.60

Finding the Fourth Proportional to 9,515,075.72, 13,127,588.34 and 5,437,790.60

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Solution

The fourth proportional to 9,515,075.72, 13,127,588.34 and 5,437,790.60 is: 7,502,313.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,075.72 : 13,127,588.34 = 5,437,790.60 : x
  2. Step 2: Convert to fraction form
    9,515,075.72/13,127,588.34 = 5,437,790.60/x
  3. Step 3: Cross multiply
    9,515,075.72x = 13,127,588.34 × 5,437,790.60
  4. Step 4: Simplify right side
    9,515,075.72x = 71,385,076,475,921.59
  5. Step 5: Solve for x
    x = 71,385,076,475,921.59/9,515,075.72
  6. Step 6: Final answer
    x = 7,502,313.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.