Home / 7,137,048.40-10,702,030.20-2,587,915.60

Finding the Fourth Proportional to 7,137,048.40, 10,702,030.20 and 2,587,915.60

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Solution

The fourth proportional to 7,137,048.40, 10,702,030.20 and 2,587,915.60 is: 3,880,588.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,048.40 : 10,702,030.20 = 2,587,915.60 : x
  2. Step 2: Convert to fraction form
    7,137,048.40/10,702,030.20 = 2,587,915.60/x
  3. Step 3: Cross multiply
    7,137,048.40x = 10,702,030.20 × 2,587,915.60
  4. Step 4: Simplify right side
    7,137,048.40x = 27,695,950,906,251.12
  5. Step 5: Solve for x
    x = 27,695,950,906,251.12/7,137,048.40
  6. Step 6: Final answer
    x = 3,880,588.91

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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.