Home / 21,807,031.80-32,710,256.10-6,661,036.20

Finding the Fourth Proportional to 21,807,031.80, 32,710,256.10 and 6,661,036.20

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Solution

The fourth proportional to 21,807,031.80, 32,710,256.10 and 6,661,036.20 is: 9,991,465.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,807,031.80 : 32,710,256.10 = 6,661,036.20 : x
  2. Step 2: Convert to fraction form
    21,807,031.80/32,710,256.10 = 6,661,036.20/x
  3. Step 3: Cross multiply
    21,807,031.80x = 32,710,256.10 × 6,661,036.20
  4. Step 4: Simplify right side
    21,807,031.80x = 217,884,199,993,370.84
  5. Step 5: Solve for x
    x = 217,884,199,993,370.84/21,807,031.80
  6. Step 6: Final answer
    x = 9,991,465.23

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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.