Home / 11,431,599.16-15,775,841.18-6,470,040.20

Finding the Fourth Proportional to 11,431,599.16, 15,775,841.18 and 6,470,040.20

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Solution

The fourth proportional to 11,431,599.16, 15,775,841.18 and 6,470,040.20 is: 8,928,788.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,431,599.16 : 15,775,841.18 = 6,470,040.20 : x
  2. Step 2: Convert to fraction form
    11,431,599.16/15,775,841.18 = 6,470,040.20/x
  3. Step 3: Cross multiply
    11,431,599.16x = 15,775,841.18 × 6,470,040.20
  4. Step 4: Simplify right side
    11,431,599.16x = 102,070,326,623,415.44
  5. Step 5: Solve for x
    x = 102,070,326,623,415.44/11,431,599.16
  6. Step 6: Final answer
    x = 8,928,788.11

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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.