Home / 9,002,637.30-12,423,638.58-4,872,667.76

Finding the Fourth Proportional to 9,002,637.30, 12,423,638.58 and 4,872,667.76

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Solution

The fourth proportional to 9,002,637.30, 12,423,638.58 and 4,872,667.76 is: 6,724,281.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,002,637.30 : 12,423,638.58 = 4,872,667.76 : x
  2. Step 2: Convert to fraction form
    9,002,637.30/12,423,638.58 = 4,872,667.76/x
  3. Step 3: Cross multiply
    9,002,637.30x = 12,423,638.58 × 4,872,667.76
  4. Step 4: Simplify right side
    9,002,637.30x = 60,536,263,108,539.98
  5. Step 5: Solve for x
    x = 60,536,263,108,539.98/9,002,637.30
  6. Step 6: Final answer
    x = 6,724,281.02

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1.5x scale

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.