Home / 5,616,089.60-8,424,134.40-4,288,985.60

Finding the Fourth Proportional to 5,616,089.60, 8,424,134.40 and 4,288,985.60

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Solution

The fourth proportional to 5,616,089.60, 8,424,134.40 and 4,288,985.60 is: 6,433,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616,089.60 : 8,424,134.40 = 4,288,985.60 : x
  2. Step 2: Convert to fraction form
    5,616,089.60/8,424,134.40 = 4,288,985.60/x
  3. Step 3: Cross multiply
    5,616,089.60x = 8,424,134.40 × 4,288,985.60
  4. Step 4: Simplify right side
    5,616,089.60x = 36,130,991,134,064.64
  5. Step 5: Solve for x
    x = 36,130,991,134,064.64/5,616,089.60
  6. Step 6: Final answer
    x = 6,433,478.40

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1.5x scale

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.