Home / 7,973,721.60-11,966,487.30-3,184,847.70

Finding the Fourth Proportional to 7,973,721.60, 11,966,487.30 and 3,184,847.70

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Solution

The fourth proportional to 7,973,721.60, 11,966,487.30 and 3,184,847.70 is: 4,779,630.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973,721.60 : 11,966,487.30 = 3,184,847.70 : x
  2. Step 2: Convert to fraction form
    7,973,721.60/11,966,487.30 = 3,184,847.70/x
  3. Step 3: Cross multiply
    7,973,721.60x = 11,966,487.30 × 3,184,847.70
  4. Step 4: Simplify right side
    7,973,721.60x = 38,111,439,554,484.21
  5. Step 5: Solve for x
    x = 38,111,439,554,484.21/7,973,721.60
  6. Step 6: Final answer
    x = 4,779,630.07

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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.