Home / 9,216,389.79-12,718,500.83-5,296,099.04

Finding the Fourth Proportional to 9,216,389.79, 12,718,500.83 and 5,296,099.04

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Solution

The fourth proportional to 9,216,389.79, 12,718,500.83 and 5,296,099.04 is: 7,308,549.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216,389.79 : 12,718,500.83 = 5,296,099.04 : x
  2. Step 2: Convert to fraction form
    9,216,389.79/12,718,500.83 = 5,296,099.04/x
  3. Step 3: Cross multiply
    9,216,389.79x = 12,718,500.83 × 5,296,099.04
  4. Step 4: Simplify right side
    9,216,389.79x = 67,358,440,013,483.95
  5. Step 5: Solve for x
    x = 67,358,440,013,483.95/9,216,389.79
  6. Step 6: Final answer
    x = 7,308,549.39

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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.