Home / 14,523,639.80-21,785,459.70-9,421,806.20

Finding the Fourth Proportional to 14,523,639.80, 21,785,459.70 and 9,421,806.20

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Solution

The fourth proportional to 14,523,639.80, 21,785,459.70 and 9,421,806.20 is: 14,132,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523,639.80 : 21,785,459.70 = 9,421,806.20 : x
  2. Step 2: Convert to fraction form
    14,523,639.80/21,785,459.70 = 9,421,806.20/x
  3. Step 3: Cross multiply
    14,523,639.80x = 21,785,459.70 × 9,421,806.20
  4. Step 4: Simplify right side
    14,523,639.80x = 205,258,379,271,310.12
  5. Step 5: Solve for x
    x = 205,258,379,271,310.12/14,523,639.80
  6. Step 6: Final answer
    x = 14,132,709.30

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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.