Home / 10,598,949.40-15,898,424.10-9,961,220.20

Finding the Fourth Proportional to 10,598,949.40, 15,898,424.10 and 9,961,220.20

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Solution

The fourth proportional to 10,598,949.40, 15,898,424.10 and 9,961,220.20 is: 14,941,830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,598,949.40 : 15,898,424.10 = 9,961,220.20 : x
  2. Step 2: Convert to fraction form
    10,598,949.40/15,898,424.10 = 9,961,220.20/x
  3. Step 3: Cross multiply
    10,598,949.40x = 15,898,424.10 × 9,961,220.20
  4. Step 4: Simplify right side
    10,598,949.40x = 158,367,703,293,086.81
  5. Step 5: Solve for x
    x = 158,367,703,293,086.81/10,598,949.40
  6. Step 6: Final answer
    x = 14,941,830.30

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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.