Home / 5,301,641.40-7,943,130.90-4,555,145.40

Finding the Fourth Proportional to 5,301,641.40, 7,943,130.90 and 4,555,145.40

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Solution

The fourth proportional to 5,301,641.40, 7,943,130.90 and 4,555,145.40 is: 6,824,700.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301,641.40 : 7,943,130.90 = 4,555,145.40 : x
  2. Step 2: Convert to fraction form
    5,301,641.40/7,943,130.90 = 4,555,145.40/x
  3. Step 3: Cross multiply
    5,301,641.40x = 7,943,130.90 × 4,555,145.40
  4. Step 4: Simplify right side
    5,301,641.40x = 36,182,116,180,732.87
  5. Step 5: Solve for x
    x = 36,182,116,180,732.87/5,301,641.40
  6. Step 6: Final answer
    x = 6,824,700.78

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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.