Home / 12,009,019.74-16,572,279.51-6,576,510.30

Finding the Fourth Proportional to 12,009,019.74, 16,572,279.51 and 6,576,510.30

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Solution

The fourth proportional to 12,009,019.74, 16,572,279.51 and 6,576,510.30 is: 9,075,492.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,009,019.74 : 16,572,279.51 = 6,576,510.30 : x
  2. Step 2: Convert to fraction form
    12,009,019.74/16,572,279.51 = 6,576,510.30/x
  3. Step 3: Cross multiply
    12,009,019.74x = 16,572,279.51 × 6,576,510.30
  4. Step 4: Simplify right side
    12,009,019.74x = 108,987,766,891,993.95
  5. Step 5: Solve for x
    x = 108,987,766,891,993.95/12,009,019.74
  6. Step 6: Final answer
    x = 9,075,492.36

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Double scale
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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.