Home / 7,452,001.80-11,178,002.70-5,042,802.60

Finding the Fourth Proportional to 7,452,001.80, 11,178,002.70 and 5,042,802.60

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Solution

The fourth proportional to 7,452,001.80, 11,178,002.70 and 5,042,802.60 is: 7,564,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452,001.80 : 11,178,002.70 = 5,042,802.60 : x
  2. Step 2: Convert to fraction form
    7,452,001.80/11,178,002.70 = 5,042,802.60/x
  3. Step 3: Cross multiply
    7,452,001.80x = 11,178,002.70 × 5,042,802.60
  4. Step 4: Simplify right side
    7,452,001.80x = 56,368,461,078,367.02
  5. Step 5: Solve for x
    x = 56,368,461,078,367.02/7,452,001.80
  6. Step 6: Final answer
    x = 7,564,203.90

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Double scale
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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.