Home / 9,178,826.40-13,778,846.55-4,927,298.40

Finding the Fourth Proportional to 9,178,826.40, 13,778,846.55 and 4,927,298.40

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Solution

The fourth proportional to 9,178,826.40, 13,778,846.55 and 4,927,298.40 is: 7,396,641.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,826.40 : 13,778,846.55 = 4,927,298.40 : x
  2. Step 2: Convert to fraction form
    9,178,826.40/13,778,846.55 = 4,927,298.40/x
  3. Step 3: Cross multiply
    9,178,826.40x = 13,778,846.55 × 4,927,298.40
  4. Step 4: Simplify right side
    9,178,826.40x = 67,892,488,559,660.53
  5. Step 5: Solve for x
    x = 67,892,488,559,660.53/9,178,826.40
  6. Step 6: Final answer
    x = 7,396,641.53

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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.