Home / 13,286,384.40-19,929,576.60-6,567,920.40

Finding the Fourth Proportional to 13,286,384.40, 19,929,576.60 and 6,567,920.40

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Solution

The fourth proportional to 13,286,384.40, 19,929,576.60 and 6,567,920.40 is: 9,851,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286,384.40 : 19,929,576.60 = 6,567,920.40 : x
  2. Step 2: Convert to fraction form
    13,286,384.40/19,929,576.60 = 6,567,920.40/x
  3. Step 3: Cross multiply
    13,286,384.40x = 19,929,576.60 × 6,567,920.40
  4. Step 4: Simplify right side
    13,286,384.40x = 130,895,872,714,502.66
  5. Step 5: Solve for x
    x = 130,895,872,714,502.66/13,286,384.40
  6. Step 6: Final answer
    x = 9,851,880.60

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1.5x scale

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.