Home / 9,178,813.40-13,778,827.05-4,927,285.40

Finding the Fourth Proportional to 9,178,813.40, 13,778,827.05 and 4,927,285.40

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Solution

The fourth proportional to 9,178,813.40, 13,778,827.05 and 4,927,285.40 is: 7,396,622.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,813.40 : 13,778,827.05 = 4,927,285.40 : x
  2. Step 2: Convert to fraction form
    9,178,813.40/13,778,827.05 = 4,927,285.40/x
  3. Step 3: Cross multiply
    9,178,813.40x = 13,778,827.05 × 4,927,285.40
  4. Step 4: Simplify right side
    9,178,813.40x = 67,892,213,352,590.08
  5. Step 5: Solve for x
    x = 67,892,213,352,590.08/9,178,813.40
  6. Step 6: Final answer
    x = 7,396,622.02

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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.