Home / 14,488,830.70-21,733,246.05-12,977,176.30

Finding the Fourth Proportional to 14,488,830.70, 21,733,246.05 and 12,977,176.30

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Solution

The fourth proportional to 14,488,830.70, 21,733,246.05 and 12,977,176.30 is: 19,465,764.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,830.70 : 21,733,246.05 = 12,977,176.30 : x
  2. Step 2: Convert to fraction form
    14,488,830.70/21,733,246.05 = 12,977,176.30/x
  3. Step 3: Cross multiply
    14,488,830.70x = 21,733,246.05 × 12,977,176.30
  4. Step 4: Simplify right side
    14,488,830.70x = 282,036,165,562,128.62
  5. Step 5: Solve for x
    x = 282,036,165,562,128.62/14,488,830.70
  6. Step 6: Final answer
    x = 19,465,764.45

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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.