Home / 7,620,547-10,516,490.58-4,183,107.88

Finding the Fourth Proportional to 7,620,547, 10,516,490.58 and 4,183,107.88

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Solution

The fourth proportional to 7,620,547, 10,516,490.58 and 4,183,107.88 is: 5,772,763.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620,547 : 10,516,490.58 = 4,183,107.88 : x
  2. Step 2: Convert to fraction form
    7,620,547/10,516,490.58 = 4,183,107.88/x
  3. Step 3: Cross multiply
    7,620,547x = 10,516,490.58 × 4,183,107.88
  4. Step 4: Simplify right side
    7,620,547x = 43,991,614,615,143.77
  5. Step 5: Solve for x
    x = 43,991,614,615,143.77/7,620,547
  6. Step 6: Final answer
    x = 5,772,763.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.