Home / 7,668,001.60-11,502,002.40-7,618,235.20

Finding the Fourth Proportional to 7,668,001.60, 11,502,002.40 and 7,618,235.20

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Solution

The fourth proportional to 7,668,001.60, 11,502,002.40 and 7,618,235.20 is: 11,427,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,668,001.60 : 11,502,002.40 = 7,618,235.20 : x
  2. Step 2: Convert to fraction form
    7,668,001.60/11,502,002.40 = 7,618,235.20/x
  3. Step 3: Cross multiply
    7,668,001.60x = 11,502,002.40 × 7,618,235.20
  4. Step 4: Simplify right side
    7,668,001.60x = 87,624,959,554,164.48
  5. Step 5: Solve for x
    x = 87,624,959,554,164.48/7,668,001.60
  6. Step 6: Final answer
    x = 11,427,352.80

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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.