Home / 11,431,597.16-15,775,838.41-6,470,038.20

Finding the Fourth Proportional to 11,431,597.16, 15,775,838.41 and 6,470,038.20

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Solution

The fourth proportional to 11,431,597.16, 15,775,838.41 and 6,470,038.20 is: 8,928,785.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,431,597.16 : 15,775,838.41 = 6,470,038.20 : x
  2. Step 2: Convert to fraction form
    11,431,597.16/15,775,838.41 = 6,470,038.20/x
  3. Step 3: Cross multiply
    11,431,597.16x = 15,775,838.41 × 6,470,038.20
  4. Step 4: Simplify right side
    11,431,597.16x = 102,070,277,134,297.55
  5. Step 5: Solve for x
    x = 102,070,277,134,297.55/11,431,597.16
  6. Step 6: Final answer
    x = 8,928,785.34

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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.