Home / 8,241,448.40-12,367,421.40-4,829,728.40

Finding the Fourth Proportional to 8,241,448.40, 12,367,421.40 and 4,829,728.40

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Solution

The fourth proportional to 8,241,448.40, 12,367,421.40 and 4,829,728.40 is: 7,247,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,241,448.40 : 12,367,421.40 = 4,829,728.40 : x
  2. Step 2: Convert to fraction form
    8,241,448.40/12,367,421.40 = 4,829,728.40/x
  3. Step 3: Cross multiply
    8,241,448.40x = 12,367,421.40 × 4,829,728.40
  4. Step 4: Simplify right side
    8,241,448.40x = 59,731,286,370,347.77
  5. Step 5: Solve for x
    x = 59,731,286,370,347.77/8,241,448.40
  6. Step 6: Final answer
    x = 7,247,668.55

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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.