Home / 6,436,564.16-8,878,518.74-3,821,293.26

Finding the Fourth Proportional to 6,436,564.16, 8,878,518.74 and 3,821,293.26

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Solution

The fourth proportional to 6,436,564.16, 8,878,518.74 and 3,821,293.26 is: 5,271,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,564.16 : 8,878,518.74 = 3,821,293.26 : x
  2. Step 2: Convert to fraction form
    6,436,564.16/8,878,518.74 = 3,821,293.26/x
  3. Step 3: Cross multiply
    6,436,564.16x = 8,878,518.74 × 3,821,293.26
  4. Step 4: Simplify right side
    6,436,564.16x = 33,927,423,829,498.92
  5. Step 5: Solve for x
    x = 33,927,423,829,498.92/6,436,564.16
  6. Step 6: Final answer
    x = 5,271,045.70

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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.