Home / 8,698,615.40-13,047,923.10-6,297,386.60

Finding the Fourth Proportional to 8,698,615.40, 13,047,923.10 and 6,297,386.60

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Solution

The fourth proportional to 8,698,615.40, 13,047,923.10 and 6,297,386.60 is: 9,446,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698,615.40 : 13,047,923.10 = 6,297,386.60 : x
  2. Step 2: Convert to fraction form
    8,698,615.40/13,047,923.10 = 6,297,386.60/x
  3. Step 3: Cross multiply
    8,698,615.40x = 13,047,923.10 × 6,297,386.60
  4. Step 4: Simplify right side
    8,698,615.40x = 82,167,816,087,770.45
  5. Step 5: Solve for x
    x = 82,167,816,087,770.45/8,698,615.40
  6. Step 6: Final answer
    x = 9,446,079.90

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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.