Home / 13,658,578.60-20,443,631.10-9,677,266.60

Finding the Fourth Proportional to 13,658,578.60, 20,443,631.10 and 9,677,266.60

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Solution

The fourth proportional to 13,658,578.60, 20,443,631.10 and 9,677,266.60 is: 14,484,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658,578.60 : 20,443,631.10 = 9,677,266.60 : x
  2. Step 2: Convert to fraction form
    13,658,578.60/20,443,631.10 = 9,677,266.60/x
  3. Step 3: Cross multiply
    13,658,578.60x = 20,443,631.10 × 9,677,266.60
  4. Step 4: Simplify right side
    13,658,578.60x = 197,838,468,426,751.28
  5. Step 5: Solve for x
    x = 197,838,468,426,751.28/13,658,578.60
  6. Step 6: Final answer
    x = 14,484,557.60

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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.