Home / 13,442,946.90-20,164,420.35-4,467,498.90

Finding the Fourth Proportional to 13,442,946.90, 20,164,420.35 and 4,467,498.90

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Solution

The fourth proportional to 13,442,946.90, 20,164,420.35 and 4,467,498.90 is: 6,701,248.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,442,946.90 : 20,164,420.35 = 4,467,498.90 : x
  2. Step 2: Convert to fraction form
    13,442,946.90/20,164,420.35 = 4,467,498.90/x
  3. Step 3: Cross multiply
    13,442,946.90x = 20,164,420.35 × 4,467,498.90
  4. Step 4: Simplify right side
    13,442,946.90x = 90,084,525,732,762.62
  5. Step 5: Solve for x
    x = 90,084,525,732,762.62/13,442,946.90
  6. Step 6: Final answer
    x = 6,701,248.35

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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.