Home / 15,408,328.04-21,264,161.13-8,532,810.12

Finding the Fourth Proportional to 15,408,328.04, 21,264,161.13 and 8,532,810.12

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Solution

The fourth proportional to 15,408,328.04, 21,264,161.13 and 8,532,810.12 is: 11,775,648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408,328.04 : 21,264,161.13 = 8,532,810.12 : x
  2. Step 2: Convert to fraction form
    15,408,328.04/21,264,161.13 = 8,532,810.12/x
  3. Step 3: Cross multiply
    15,408,328.04x = 21,264,161.13 × 8,532,810.12
  4. Step 4: Simplify right side
    15,408,328.04x = 181,443,049,283,374.59
  5. Step 5: Solve for x
    x = 181,443,049,283,374.59/15,408,328.04
  6. Step 6: Final answer
    x = 11,775,648.13

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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.