Home / 12,740,266.08-17,583,302.72-7,514,750.36

Finding the Fourth Proportional to 12,740,266.08, 17,583,302.72 and 7,514,750.36

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Solution

The fourth proportional to 12,740,266.08, 17,583,302.72 and 7,514,750.36 is: 10,371,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,740,266.08 : 17,583,302.72 = 7,514,750.36 : x
  2. Step 2: Convert to fraction form
    12,740,266.08/17,583,302.72 = 7,514,750.36/x
  3. Step 3: Cross multiply
    12,740,266.08x = 17,583,302.72 × 7,514,750.36
  4. Step 4: Simplify right side
    12,740,266.08x = 132,134,130,445,108.97
  5. Step 5: Solve for x
    x = 132,134,130,445,108.97/12,740,266.08
  6. Step 6: Final answer
    x = 10,371,379.19

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1.5x scale

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.