Home / 14,013,206.60-21,009,721.68-8,610,694.67

Finding the Fourth Proportional to 14,013,206.60, 21,009,721.68 and 8,610,694.67

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Solution

The fourth proportional to 14,013,206.60, 21,009,721.68 and 8,610,694.67 is: 12,909,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,206.60 : 21,009,721.68 = 8,610,694.67 : x
  2. Step 2: Convert to fraction form
    14,013,206.60/21,009,721.68 = 8,610,694.67/x
  3. Step 3: Cross multiply
    14,013,206.60x = 21,009,721.68 × 8,610,694.67
  4. Step 4: Simplify right side
    14,013,206.60x = 180,908,298,540,683.75
  5. Step 5: Solve for x
    x = 180,908,298,540,683.75/14,013,206.60
  6. Step 6: Final answer
    x = 12,909,843.10

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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.