Home / 26,885,881.20-40,328,821.80-8,934,985.20

Finding the Fourth Proportional to 26,885,881.20, 40,328,821.80 and 8,934,985.20

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Solution

The fourth proportional to 26,885,881.20, 40,328,821.80 and 8,934,985.20 is: 13,402,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,885,881.20 : 40,328,821.80 = 8,934,985.20 : x
  2. Step 2: Convert to fraction form
    26,885,881.20/40,328,821.80 = 8,934,985.20/x
  3. Step 3: Cross multiply
    26,885,881.20x = 40,328,821.80 × 8,934,985.20
  4. Step 4: Simplify right side
    26,885,881.20x = 360,337,425,916,437.31
  5. Step 5: Solve for x
    x = 360,337,425,916,437.31/26,885,881.20
  6. Step 6: Final answer
    x = 13,402,477.80

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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.