Home / 11,437,970.40-17,156,955.60-6,903,007.20

Finding the Fourth Proportional to 11,437,970.40, 17,156,955.60 and 6,903,007.20

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Solution

The fourth proportional to 11,437,970.40, 17,156,955.60 and 6,903,007.20 is: 10,354,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,437,970.40 : 17,156,955.60 = 6,903,007.20 : x
  2. Step 2: Convert to fraction form
    11,437,970.40/17,156,955.60 = 6,903,007.20/x
  3. Step 3: Cross multiply
    11,437,970.40x = 17,156,955.60 × 6,903,007.20
  4. Step 4: Simplify right side
    11,437,970.40x = 118,434,588,036,880.33
  5. Step 5: Solve for x
    x = 118,434,588,036,880.33/11,437,970.40
  6. Step 6: Final answer
    x = 10,354,510.80

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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.