Home / 47,423,430.92-65,408,225.28-40,819,259

Finding the Fourth Proportional to 47,423,430.92, 65,408,225.28 and 40,819,259

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Solution

The fourth proportional to 47,423,430.92, 65,408,225.28 and 40,819,259 is: 56,299,496.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,423,430.92 : 65,408,225.28 = 40,819,259 : x
  2. Step 2: Convert to fraction form
    47,423,430.92/65,408,225.28 = 40,819,259/x
  3. Step 3: Cross multiply
    47,423,430.92x = 65,408,225.28 × 40,819,259
  4. Step 4: Simplify right side
    47,423,430.92x = 2,669,915,288,434,667.50
  5. Step 5: Solve for x
    x = 2,669,915,288,434,667.50/47,423,430.92
  6. Step 6: Final answer
    x = 56,299,496.61

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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.