Home / 7,287,872.40-10,931,808.60-5,870,696.40

Finding the Fourth Proportional to 7,287,872.40, 10,931,808.60 and 5,870,696.40

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Solution

The fourth proportional to 7,287,872.40, 10,931,808.60 and 5,870,696.40 is: 8,806,044.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287,872.40 : 10,931,808.60 = 5,870,696.40 : x
  2. Step 2: Convert to fraction form
    7,287,872.40/10,931,808.60 = 5,870,696.40/x
  3. Step 3: Cross multiply
    7,287,872.40x = 10,931,808.60 × 5,870,696.40
  4. Step 4: Simplify right side
    7,287,872.40x = 64,177,329,393,509.04
  5. Step 5: Solve for x
    x = 64,177,329,393,509.04/7,287,872.40
  6. Step 6: Final answer
    x = 8,806,044.60

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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.