Home / 13,296,543.40-19,938,983.10-6,105,687.40

Finding the Fourth Proportional to 13,296,543.40, 19,938,983.10 and 6,105,687.40

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Solution

The fourth proportional to 13,296,543.40, 19,938,983.10 and 6,105,687.40 is: 9,155,853.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,543.40 : 19,938,983.10 = 6,105,687.40 : x
  2. Step 2: Convert to fraction form
    13,296,543.40/19,938,983.10 = 6,105,687.40/x
  3. Step 3: Cross multiply
    13,296,543.40x = 19,938,983.10 × 6,105,687.40
  4. Step 4: Simplify right side
    13,296,543.40x = 121,741,197,882,482.95
  5. Step 5: Solve for x
    x = 121,741,197,882,482.95/13,296,543.40
  6. Step 6: Final answer
    x = 9,155,853.08

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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.