Home / 7,883,390.40-11,825,085.60-2,564,606.40

Finding the Fourth Proportional to 7,883,390.40, 11,825,085.60 and 2,564,606.40

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Solution

The fourth proportional to 7,883,390.40, 11,825,085.60 and 2,564,606.40 is: 3,846,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883,390.40 : 11,825,085.60 = 2,564,606.40 : x
  2. Step 2: Convert to fraction form
    7,883,390.40/11,825,085.60 = 2,564,606.40/x
  3. Step 3: Cross multiply
    7,883,390.40x = 11,825,085.60 × 2,564,606.40
  4. Step 4: Simplify right side
    7,883,390.40x = 30,326,690,210,307.84
  5. Step 5: Solve for x
    x = 30,326,690,210,307.84/7,883,390.40
  6. Step 6: Final answer
    x = 3,846,909.60

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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.