Home / 11,656,220.40-17,484,330.60-9,105,303.60

Finding the Fourth Proportional to 11,656,220.40, 17,484,330.60 and 9,105,303.60

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Solution

The fourth proportional to 11,656,220.40, 17,484,330.60 and 9,105,303.60 is: 13,657,955.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656,220.40 : 17,484,330.60 = 9,105,303.60 : x
  2. Step 2: Convert to fraction form
    11,656,220.40/17,484,330.60 = 9,105,303.60/x
  3. Step 3: Cross multiply
    11,656,220.40x = 17,484,330.60 × 9,105,303.60
  4. Step 4: Simplify right side
    11,656,220.40x = 159,200,138,355,770.16
  5. Step 5: Solve for x
    x = 159,200,138,355,770.16/11,656,220.40
  6. Step 6: Final answer
    x = 13,657,955.40

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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.