Home / 13,289,956.40-19,934,934.60-6,571,492.40

Finding the Fourth Proportional to 13,289,956.40, 19,934,934.60 and 6,571,492.40

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Solution

The fourth proportional to 13,289,956.40, 19,934,934.60 and 6,571,492.40 is: 9,857,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289,956.40 : 19,934,934.60 = 6,571,492.40 : x
  2. Step 2: Convert to fraction form
    13,289,956.40/19,934,934.60 = 6,571,492.40/x
  3. Step 3: Cross multiply
    13,289,956.40x = 19,934,934.60 × 6,571,492.40
  4. Step 4: Simplify right side
    13,289,956.40x = 131,002,271,218,397.06
  5. Step 5: Solve for x
    x = 131,002,271,218,397.06/13,289,956.40
  6. Step 6: Final answer
    x = 9,857,238.60

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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.