Home / 8,302,646.40-12,459,218.40-4,890,926.40

Finding the Fourth Proportional to 8,302,646.40, 12,459,218.40 and 4,890,926.40

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Solution

The fourth proportional to 8,302,646.40, 12,459,218.40 and 4,890,926.40 is: 7,339,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,646.40 : 12,459,218.40 = 4,890,926.40 : x
  2. Step 2: Convert to fraction form
    8,302,646.40/12,459,218.40 = 4,890,926.40/x
  3. Step 3: Cross multiply
    8,302,646.40x = 12,459,218.40 × 4,890,926.40
  4. Step 4: Simplify right side
    8,302,646.40x = 60,937,120,195,925.77
  5. Step 5: Solve for x
    x = 60,937,120,195,925.77/8,302,646.40
  6. Step 6: Final answer
    x = 7,339,481.57

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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.