Home / 42,076,267.56-63,153,199.26-21,341,261.16

Finding the Fourth Proportional to 42,076,267.56, 63,153,199.26 and 21,341,261.16

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Solution

The fourth proportional to 42,076,267.56, 63,153,199.26 and 21,341,261.16 is: 32,031,570.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,076,267.56 : 63,153,199.26 = 21,341,261.16 : x
  2. Step 2: Convert to fraction form
    42,076,267.56/63,153,199.26 = 21,341,261.16/x
  3. Step 3: Cross multiply
    42,076,267.56x = 63,153,199.26 × 21,341,261.16
  4. Step 4: Simplify right side
    42,076,267.56x = 1,347,768,918,497,178.75
  5. Step 5: Solve for x
    x = 1,347,768,918,497,178.75/42,076,267.56
  6. Step 6: Final answer
    x = 32,031,570.21

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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.