Home / 8,005,077.36-11,047,008.96-4,333,993.20

Finding the Fourth Proportional to 8,005,077.36, 11,047,008.96 and 4,333,993.20

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Solution

The fourth proportional to 8,005,077.36, 11,047,008.96 and 4,333,993.20 is: 5,980,911.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005,077.36 : 11,047,008.96 = 4,333,993.20 : x
  2. Step 2: Convert to fraction form
    8,005,077.36/11,047,008.96 = 4,333,993.20/x
  3. Step 3: Cross multiply
    8,005,077.36x = 11,047,008.96 × 4,333,993.20
  4. Step 4: Simplify right side
    8,005,077.36x = 47,877,661,712,979.08
  5. Step 5: Solve for x
    x = 47,877,661,712,979.08/8,005,077.36
  6. Step 6: Final answer
    x = 5,980,911.81

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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.