Home / 10,893,290.40-16,339,935.60-7,240,125.60

Finding the Fourth Proportional to 10,893,290.40, 16,339,935.60 and 7,240,125.60

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Solution

The fourth proportional to 10,893,290.40, 16,339,935.60 and 7,240,125.60 is: 10,860,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893,290.40 : 16,339,935.60 = 7,240,125.60 : x
  2. Step 2: Convert to fraction form
    10,893,290.40/16,339,935.60 = 7,240,125.60/x
  3. Step 3: Cross multiply
    10,893,290.40x = 16,339,935.60 × 7,240,125.60
  4. Step 4: Simplify right side
    10,893,290.40x = 118,303,186,039,911.34
  5. Step 5: Solve for x
    x = 118,303,186,039,911.34/10,893,290.40
  6. Step 6: Final answer
    x = 10,860,188.40

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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.