Home / 21,562,858.58-32,344,790.90-7,187,095.22

Finding the Fourth Proportional to 21,562,858.58, 32,344,790.90 and 7,187,095.22

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Solution

The fourth proportional to 21,562,858.58, 32,344,790.90 and 7,187,095.22 is: 10,780,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,562,858.58 : 32,344,790.90 = 7,187,095.22 : x
  2. Step 2: Convert to fraction form
    21,562,858.58/32,344,790.90 = 7,187,095.22/x
  3. Step 3: Cross multiply
    21,562,858.58x = 32,344,790.90 × 7,187,095.22
  4. Step 4: Simplify right side
    21,562,858.58x = 232,465,092,069,289.47
  5. Step 5: Solve for x
    x = 232,465,092,069,289.47/21,562,858.58
  6. Step 6: Final answer
    x = 10,780,810.49

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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.