Home / 8,302,047.40-12,458,319.90-4,890,327.40

Finding the Fourth Proportional to 8,302,047.40, 12,458,319.90 and 4,890,327.40

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Solution

The fourth proportional to 8,302,047.40, 12,458,319.90 and 4,890,327.40 is: 7,338,582.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,047.40 : 12,458,319.90 = 4,890,327.40 : x
  2. Step 2: Convert to fraction form
    8,302,047.40/12,458,319.90 = 4,890,327.40/x
  3. Step 3: Cross multiply
    8,302,047.40x = 12,458,319.90 × 4,890,327.40
  4. Step 4: Simplify right side
    8,302,047.40x = 60,925,263,164,935.27
  5. Step 5: Solve for x
    x = 60,925,263,164,935.27/8,302,047.40
  6. Step 6: Final answer
    x = 7,338,582.91

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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.