Home / 9,283,756.60-13,925,634.90-7,688,121.40

Finding the Fourth Proportional to 9,283,756.60, 13,925,634.90 and 7,688,121.40

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Solution

The fourth proportional to 9,283,756.60, 13,925,634.90 and 7,688,121.40 is: 11,532,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,283,756.60 : 13,925,634.90 = 7,688,121.40 : x
  2. Step 2: Convert to fraction form
    9,283,756.60/13,925,634.90 = 7,688,121.40/x
  3. Step 3: Cross multiply
    9,283,756.60x = 13,925,634.90 × 7,688,121.40
  4. Step 4: Simplify right side
    9,283,756.60x = 107,061,971,683,276.88
  5. Step 5: Solve for x
    x = 107,061,971,683,276.88/9,283,756.60
  6. Step 6: Final answer
    x = 11,532,182.10

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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.