Home / 5,838,128.64-8,756,658-4,139,558.64

Finding the Fourth Proportional to 5,838,128.64, 8,756,658 and 4,139,558.64

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Solution

The fourth proportional to 5,838,128.64, 8,756,658 and 4,139,558.64 is: 6,208,958.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838,128.64 : 8,756,658 = 4,139,558.64 : x
  2. Step 2: Convert to fraction form
    5,838,128.64/8,756,658 = 4,139,558.64/x
  3. Step 3: Cross multiply
    5,838,128.64x = 8,756,658 × 4,139,558.64
  4. Step 4: Simplify right side
    5,838,128.64x = 36,248,699,281,425.12
  5. Step 5: Solve for x
    x = 36,248,699,281,425.12/5,838,128.64
  6. Step 6: Final answer
    x = 6,208,958.64

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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.