Home / 7,264,929.20-10,897,393.80-6,481,108.40

Finding the Fourth Proportional to 7,264,929.20, 10,897,393.80 and 6,481,108.40

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Solution

The fourth proportional to 7,264,929.20, 10,897,393.80 and 6,481,108.40 is: 9,721,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264,929.20 : 10,897,393.80 = 6,481,108.40 : x
  2. Step 2: Convert to fraction form
    7,264,929.20/10,897,393.80 = 6,481,108.40/x
  3. Step 3: Cross multiply
    7,264,929.20x = 10,897,393.80 × 6,481,108.40
  4. Step 4: Simplify right side
    7,264,929.20x = 70,627,190,495,287.92
  5. Step 5: Solve for x
    x = 70,627,190,495,287.92/7,264,929.20
  6. Step 6: Final answer
    x = 9,721,662.60

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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.