Home / 8,710,876.64-12,020,384.75-4,790,904.65

Finding the Fourth Proportional to 8,710,876.64, 12,020,384.75 and 4,790,904.65

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Solution

The fourth proportional to 8,710,876.64, 12,020,384.75 and 4,790,904.65 is: 6,611,104.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710,876.64 : 12,020,384.75 = 4,790,904.65 : x
  2. Step 2: Convert to fraction form
    8,710,876.64/12,020,384.75 = 4,790,904.65/x
  3. Step 3: Cross multiply
    8,710,876.64x = 12,020,384.75 × 4,790,904.65
  4. Step 4: Simplify right side
    8,710,876.64x = 57,588,517,199,660.52
  5. Step 5: Solve for x
    x = 57,588,517,199,660.52/8,710,876.64
  6. Step 6: Final answer
    x = 6,611,104.67

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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.