Home / 14,346,910.20-21,520,365.30-13,788,897.15

Finding the Fourth Proportional to 14,346,910.20, 21,520,365.30 and 13,788,897.15

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Solution

The fourth proportional to 14,346,910.20, 21,520,365.30 and 13,788,897.15 is: 20,683,345.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346,910.20 : 21,520,365.30 = 13,788,897.15 : x
  2. Step 2: Convert to fraction form
    14,346,910.20/21,520,365.30 = 13,788,897.15/x
  3. Step 3: Cross multiply
    14,346,910.20x = 21,520,365.30 × 13,788,897.15
  4. Step 4: Simplify right side
    14,346,910.20x = 296,742,103,752,128.94
  5. Step 5: Solve for x
    x = 296,742,103,752,128.94/14,346,910.20
  6. Step 6: Final answer
    x = 20,683,345.73

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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.