Home / 9,435,311.69-13,015,409.89-5,662,409.28

Finding the Fourth Proportional to 9,435,311.69, 13,015,409.89 and 5,662,409.28

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Solution

The fourth proportional to 9,435,311.69, 13,015,409.89 and 5,662,409.28 is: 7,810,931.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,435,311.69 : 13,015,409.89 = 5,662,409.28 : x
  2. Step 2: Convert to fraction form
    9,435,311.69/13,015,409.89 = 5,662,409.28/x
  3. Step 3: Cross multiply
    9,435,311.69x = 13,015,409.89 × 5,662,409.28
  4. Step 4: Simplify right side
    9,435,311.69x = 73,698,577,808,980.22
  5. Step 5: Solve for x
    x = 73,698,577,808,980.22/9,435,311.69
  6. Step 6: Final answer
    x = 7,810,931.98

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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.