Home / 6,651,504.30-9,977,256.45-6,385,783.80

Finding the Fourth Proportional to 6,651,504.30, 9,977,256.45 and 6,385,783.80

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Solution

The fourth proportional to 6,651,504.30, 9,977,256.45 and 6,385,783.80 is: 9,578,675.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651,504.30 : 9,977,256.45 = 6,385,783.80 : x
  2. Step 2: Convert to fraction form
    6,651,504.30/9,977,256.45 = 6,385,783.80/x
  3. Step 3: Cross multiply
    6,651,504.30x = 9,977,256.45 × 6,385,783.80
  4. Step 4: Simplify right side
    6,651,504.30x = 63,712,602,606,855.50
  5. Step 5: Solve for x
    x = 63,712,602,606,855.50/6,651,504.30
  6. Step 6: Final answer
    x = 9,578,675.70

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Double scale
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Similar ratio
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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.