Home / 10,757,038.40-16,129,336.80-4,026,132.80

Finding the Fourth Proportional to 10,757,038.40, 16,129,336.80 and 4,026,132.80

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Solution

The fourth proportional to 10,757,038.40, 16,129,336.80 and 4,026,132.80 is: 6,036,870.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,757,038.40 : 16,129,336.80 = 4,026,132.80 : x
  2. Step 2: Convert to fraction form
    10,757,038.40/16,129,336.80 = 4,026,132.80/x
  3. Step 3: Cross multiply
    10,757,038.40x = 16,129,336.80 × 4,026,132.80
  4. Step 4: Simplify right side
    10,757,038.40x = 64,938,851,932,727.04
  5. Step 5: Solve for x
    x = 64,938,851,932,727.04/10,757,038.40
  6. Step 6: Final answer
    x = 6,036,870.89

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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.