Home / 9,421,839.70-14,132,759.55-7,030,355.20

Finding the Fourth Proportional to 9,421,839.70, 14,132,759.55 and 7,030,355.20

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Solution

The fourth proportional to 9,421,839.70, 14,132,759.55 and 7,030,355.20 is: 10,545,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421,839.70 : 14,132,759.55 = 7,030,355.20 : x
  2. Step 2: Convert to fraction form
    9,421,839.70/14,132,759.55 = 7,030,355.20/x
  3. Step 3: Cross multiply
    9,421,839.70x = 14,132,759.55 × 7,030,355.20
  4. Step 4: Simplify right side
    9,421,839.70x = 99,358,319,592,692.17
  5. Step 5: Solve for x
    x = 99,358,319,592,692.17/9,421,839.70
  6. Step 6: Final answer
    x = 10,545,532.80

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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.