Home / 7,810,703.57-11,716,825.37-2,692,459.64

Finding the Fourth Proportional to 7,810,703.57, 11,716,825.37 and 2,692,459.64

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Solution

The fourth proportional to 7,810,703.57, 11,716,825.37 and 2,692,459.64 is: 4,038,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,810,703.57 : 11,716,825.37 = 2,692,459.64 : x
  2. Step 2: Convert to fraction form
    7,810,703.57/11,716,825.37 = 2,692,459.64/x
  3. Step 3: Cross multiply
    7,810,703.57x = 11,716,825.37 × 2,692,459.64
  4. Step 4: Simplify right side
    7,810,703.57x = 31,547,079,433,482.83
  5. Step 5: Solve for x
    x = 31,547,079,433,482.83/7,810,703.57
  6. Step 6: Final answer
    x = 4,038,954.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.