Home / 12,907,240.60-17,811,316.02-7,104,889

Finding the Fourth Proportional to 12,907,240.60, 17,811,316.02 and 7,104,889

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Solution

The fourth proportional to 12,907,240.60, 17,811,316.02 and 7,104,889 is: 9,804,374.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,907,240.60 : 17,811,316.02 = 7,104,889 : x
  2. Step 2: Convert to fraction form
    12,907,240.60/17,811,316.02 = 7,104,889/x
  3. Step 3: Cross multiply
    12,907,240.60x = 17,811,316.02 × 7,104,889
  4. Step 4: Simplify right side
    12,907,240.60x = 126,547,423,266,021.78
  5. Step 5: Solve for x
    x = 126,547,423,266,021.78/12,907,240.60
  6. Step 6: Final answer
    x = 9,804,374.71

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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.