Home / 9,101,730.40-12,560,430.72-4,971,818.74

Finding the Fourth Proportional to 9,101,730.40, 12,560,430.72 and 4,971,818.74

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Solution

The fourth proportional to 9,101,730.40, 12,560,430.72 and 4,971,818.74 is: 6,861,133.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101,730.40 : 12,560,430.72 = 4,971,818.74 : x
  2. Step 2: Convert to fraction form
    9,101,730.40/12,560,430.72 = 4,971,818.74/x
  3. Step 3: Cross multiply
    9,101,730.40x = 12,560,430.72 × 4,971,818.74
  4. Step 4: Simplify right side
    9,101,730.40x = 62,448,184,836,167.70
  5. Step 5: Solve for x
    x = 62,448,184,836,167.70/9,101,730.40
  6. Step 6: Final answer
    x = 6,861,133.22

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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.