Home / 7,076,718.93-9,765,318.36-3,937,090.89

Finding the Fourth Proportional to 7,076,718.93, 9,765,318.36 and 3,937,090.89

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Solution

The fourth proportional to 7,076,718.93, 9,765,318.36 and 3,937,090.89 is: 5,432,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076,718.93 : 9,765,318.36 = 3,937,090.89 : x
  2. Step 2: Convert to fraction form
    7,076,718.93/9,765,318.36 = 3,937,090.89/x
  3. Step 3: Cross multiply
    7,076,718.93x = 9,765,318.36 × 3,937,090.89
  4. Step 4: Simplify right side
    7,076,718.93x = 38,446,945,953,105.74
  5. Step 5: Solve for x
    x = 38,446,945,953,105.74/7,076,718.93
  6. Step 6: Final answer
    x = 5,432,877.35

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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.