Home / 43,228,666.64-64,823,504.83-21,360,520.13

Finding the Fourth Proportional to 43,228,666.64, 64,823,504.83 and 21,360,520.13

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Solution

The fourth proportional to 43,228,666.64, 64,823,504.83 and 21,360,520.13 is: 32,031,147.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,228,666.64 : 64,823,504.83 = 21,360,520.13 : x
  2. Step 2: Convert to fraction form
    43,228,666.64/64,823,504.83 = 21,360,520.13/x
  3. Step 3: Cross multiply
    43,228,666.64x = 64,823,504.83 × 21,360,520.13
  4. Step 4: Simplify right side
    43,228,666.64x = 1,384,663,779,440,848.50
  5. Step 5: Solve for x
    x = 1,384,663,779,440,848.50/43,228,666.64
  6. Step 6: Final answer
    x = 32,031,147.08

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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.