Home / 19,571,841.70-29,357,762.55-12,297,004.90

Finding the Fourth Proportional to 19,571,841.70, 29,357,762.55 and 12,297,004.90

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Solution

The fourth proportional to 19,571,841.70, 29,357,762.55 and 12,297,004.90 is: 18,445,507.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571,841.70 : 29,357,762.55 = 12,297,004.90 : x
  2. Step 2: Convert to fraction form
    19,571,841.70/29,357,762.55 = 12,297,004.90/x
  3. Step 3: Cross multiply
    19,571,841.70x = 29,357,762.55 × 12,297,004.90
  4. Step 4: Simplify right side
    19,571,841.70x = 361,012,549,930,386.50
  5. Step 5: Solve for x
    x = 361,012,549,930,386.50/19,571,841.70
  6. Step 6: Final answer
    x = 18,445,507.35

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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.