Home / 72,076,795.68-99,467,584.08-41,136,344.16

Finding the Fourth Proportional to 72,076,795.68, 99,467,584.08 and 41,136,344.16

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Solution

The fourth proportional to 72,076,795.68, 99,467,584.08 and 41,136,344.16 is: 56,769,071.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,076,795.68 : 99,467,584.08 = 41,136,344.16 : x
  2. Step 2: Convert to fraction form
    72,076,795.68/99,467,584.08 = 41,136,344.16/x
  3. Step 3: Cross multiply
    72,076,795.68x = 99,467,584.08 × 41,136,344.16
  4. Step 4: Simplify right side
    72,076,795.68x = 4,091,732,771,478,616.50
  5. Step 5: Solve for x
    x = 4,091,732,771,478,616.50/72,076,795.68
  6. Step 6: Final answer
    x = 56,769,071.56

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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.