Home / 9,780,758.40-14,671,137.60-6,190,579.20

Finding the Fourth Proportional to 9,780,758.40, 14,671,137.60 and 6,190,579.20

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Solution

The fourth proportional to 9,780,758.40, 14,671,137.60 and 6,190,579.20 is: 9,285,868.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,758.40 : 14,671,137.60 = 6,190,579.20 : x
  2. Step 2: Convert to fraction form
    9,780,758.40/14,671,137.60 = 6,190,579.20/x
  3. Step 3: Cross multiply
    9,780,758.40x = 14,671,137.60 × 6,190,579.20
  4. Step 4: Simplify right side
    9,780,758.40x = 90,822,839,266,897.92
  5. Step 5: Solve for x
    x = 90,822,839,266,897.92/9,780,758.40
  6. Step 6: Final answer
    x = 9,285,868.80

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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.