Home / 8,612,584.80-12,946,870.80-6,105,602.40

Finding the Fourth Proportional to 8,612,584.80, 12,946,870.80 and 6,105,602.40

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Solution

The fourth proportional to 8,612,584.80, 12,946,870.80 and 6,105,602.40 is: 9,178,248.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612,584.80 : 12,946,870.80 = 6,105,602.40 : x
  2. Step 2: Convert to fraction form
    8,612,584.80/12,946,870.80 = 6,105,602.40/x
  3. Step 3: Cross multiply
    8,612,584.80x = 12,946,870.80 × 6,105,602.40
  4. Step 4: Simplify right side
    8,612,584.80x = 79,048,445,428,969.92
  5. Step 5: Solve for x
    x = 79,048,445,428,969.92/8,612,584.80
  6. Step 6: Final answer
    x = 9,178,248.72

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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.