Home / 9,186,605.80-13,779,908.70-2,796,807.40

Finding the Fourth Proportional to 9,186,605.80, 13,779,908.70 and 2,796,807.40

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Solution

The fourth proportional to 9,186,605.80, 13,779,908.70 and 2,796,807.40 is: 4,195,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186,605.80 : 13,779,908.70 = 2,796,807.40 : x
  2. Step 2: Convert to fraction form
    9,186,605.80/13,779,908.70 = 2,796,807.40/x
  3. Step 3: Cross multiply
    9,186,605.80x = 13,779,908.70 × 2,796,807.40
  4. Step 4: Simplify right side
    9,186,605.80x = 38,539,750,623,484.38
  5. Step 5: Solve for x
    x = 38,539,750,623,484.38/9,186,605.80
  6. Step 6: Final answer
    x = 4,195,211.10

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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.