Home / 9,258,135.93-12,775,663.96-5,127,922.21

Finding the Fourth Proportional to 9,258,135.93, 12,775,663.96 and 5,127,922.21

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Solution

The fourth proportional to 9,258,135.93, 12,775,663.96 and 5,127,922.21 is: 7,076,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,258,135.93 : 12,775,663.96 = 5,127,922.21 : x
  2. Step 2: Convert to fraction form
    9,258,135.93/12,775,663.96 = 5,127,922.21/x
  3. Step 3: Cross multiply
    9,258,135.93x = 12,775,663.96 × 5,127,922.21
  4. Step 4: Simplify right side
    9,258,135.93x = 65,512,610,967,980.55
  5. Step 5: Solve for x
    x = 65,512,610,967,980.55/9,258,135.93
  6. Step 6: Final answer
    x = 7,076,220.47

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1.5x scale

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.