Home / 6,240,629.10-9,360,943.65-2,645,784.30

Finding the Fourth Proportional to 6,240,629.10, 9,360,943.65 and 2,645,784.30

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Solution

The fourth proportional to 6,240,629.10, 9,360,943.65 and 2,645,784.30 is: 3,968,676.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,629.10 : 9,360,943.65 = 2,645,784.30 : x
  2. Step 2: Convert to fraction form
    6,240,629.10/9,360,943.65 = 2,645,784.30/x
  3. Step 3: Cross multiply
    6,240,629.10x = 9,360,943.65 × 2,645,784.30
  4. Step 4: Simplify right side
    6,240,629.10x = 24,767,037,742,354.70
  5. Step 5: Solve for x
    x = 24,767,037,742,354.70/6,240,629.10
  6. Step 6: Final answer
    x = 3,968,676.45

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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.