Home / 9,358,870.80-14,038,306.20-6,618,997.20

Finding the Fourth Proportional to 9,358,870.80, 14,038,306.20 and 6,618,997.20

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Solution

The fourth proportional to 9,358,870.80, 14,038,306.20 and 6,618,997.20 is: 9,928,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,358,870.80 : 14,038,306.20 = 6,618,997.20 : x
  2. Step 2: Convert to fraction form
    9,358,870.80/14,038,306.20 = 6,618,997.20/x
  3. Step 3: Cross multiply
    9,358,870.80x = 14,038,306.20 × 6,618,997.20
  4. Step 4: Simplify right side
    9,358,870.80x = 92,919,509,430,542.64
  5. Step 5: Solve for x
    x = 92,919,509,430,542.64/9,358,870.80
  6. Step 6: Final answer
    x = 9,928,495.80

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Double scale
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Similar ratio
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1.5x scale

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.