Home / 11,078,775.80-15,291,261.50-6,496,573.40

Finding the Fourth Proportional to 11,078,775.80, 15,291,261.50 and 6,496,573.40

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Solution

The fourth proportional to 11,078,775.80, 15,291,261.50 and 6,496,573.40 is: 8,966,767.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078,775.80 : 15,291,261.50 = 6,496,573.40 : x
  2. Step 2: Convert to fraction form
    11,078,775.80/15,291,261.50 = 6,496,573.40/x
  3. Step 3: Cross multiply
    11,078,775.80x = 15,291,261.50 × 6,496,573.40
  4. Step 4: Simplify right side
    11,078,775.80x = 99,340,802,713,344.11
  5. Step 5: Solve for x
    x = 99,340,802,713,344.11/11,078,775.80
  6. Step 6: Final answer
    x = 8,966,767.13

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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.