Home / 13,785,830.04-20,679,522.72-4,201,521.24

Finding the Fourth Proportional to 13,785,830.04, 20,679,522.72 and 4,201,521.24

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Solution

The fourth proportional to 13,785,830.04, 20,679,522.72 and 4,201,521.24 is: 6,302,518.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,785,830.04 : 20,679,522.72 = 4,201,521.24 : x
  2. Step 2: Convert to fraction form
    13,785,830.04/20,679,522.72 = 4,201,521.24/x
  3. Step 3: Cross multiply
    13,785,830.04x = 20,679,522.72 × 4,201,521.24
  4. Step 4: Simplify right side
    13,785,830.04x = 86,885,453,941,142.58
  5. Step 5: Solve for x
    x = 86,885,453,941,142.58/13,785,830.04
  6. Step 6: Final answer
    x = 6,302,518.87

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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.