Home / 32,860,138.70-45,331,904.67-21,261,483.02

Finding the Fourth Proportional to 32,860,138.70, 45,331,904.67 and 21,261,483.02

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Solution

The fourth proportional to 32,860,138.70, 45,331,904.67 and 21,261,483.02 is: 29,331,085.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,860,138.70 : 45,331,904.67 = 21,261,483.02 : x
  2. Step 2: Convert to fraction form
    32,860,138.70/45,331,904.67 = 21,261,483.02/x
  3. Step 3: Cross multiply
    32,860,138.70x = 45,331,904.67 × 21,261,483.02
  4. Step 4: Simplify right side
    32,860,138.70x = 963,823,521,405,463.75
  5. Step 5: Solve for x
    x = 963,823,521,405,463.75/32,860,138.70
  6. Step 6: Final answer
    x = 29,331,085.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.