Home / 10,112,027.40-15,168,041.10-4,426,216.20

Finding the Fourth Proportional to 10,112,027.40, 15,168,041.10 and 4,426,216.20

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Solution

The fourth proportional to 10,112,027.40, 15,168,041.10 and 4,426,216.20 is: 6,639,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112,027.40 : 15,168,041.10 = 4,426,216.20 : x
  2. Step 2: Convert to fraction form
    10,112,027.40/15,168,041.10 = 4,426,216.20/x
  3. Step 3: Cross multiply
    10,112,027.40x = 15,168,041.10 × 4,426,216.20
  4. Step 4: Simplify right side
    10,112,027.40x = 67,137,029,239,085.82
  5. Step 5: Solve for x
    x = 67,137,029,239,085.82/10,112,027.40
  6. Step 6: Final answer
    x = 6,639,324.30

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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.