Home / 9,117,543.90-13,676,315.85-5,329,076.70

Finding the Fourth Proportional to 9,117,543.90, 13,676,315.85 and 5,329,076.70

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Solution

The fourth proportional to 9,117,543.90, 13,676,315.85 and 5,329,076.70 is: 7,993,615.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117,543.90 : 13,676,315.85 = 5,329,076.70 : x
  2. Step 2: Convert to fraction form
    9,117,543.90/13,676,315.85 = 5,329,076.70/x
  3. Step 3: Cross multiply
    9,117,543.90x = 13,676,315.85 × 5,329,076.70
  4. Step 4: Simplify right side
    9,117,543.90x = 72,882,136,138,075.70
  5. Step 5: Solve for x
    x = 72,882,136,138,075.70/9,117,543.90
  6. Step 6: Final answer
    x = 7,993,615.05

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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.