Home / 9,113,690.70-13,670,536.05-8,971,973.10

Finding the Fourth Proportional to 9,113,690.70, 13,670,536.05 and 8,971,973.10

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Solution

The fourth proportional to 9,113,690.70, 13,670,536.05 and 8,971,973.10 is: 13,457,959.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113,690.70 : 13,670,536.05 = 8,971,973.10 : x
  2. Step 2: Convert to fraction form
    9,113,690.70/13,670,536.05 = 8,971,973.10/x
  3. Step 3: Cross multiply
    9,113,690.70x = 13,670,536.05 × 8,971,973.10
  4. Step 4: Simplify right side
    9,113,690.70x = 122,651,681,703,180.25
  5. Step 5: Solve for x
    x = 122,651,681,703,180.25/9,113,690.70
  6. Step 6: Final answer
    x = 13,457,959.65

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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.