Home / 9,879,454.40-14,819,181.60-7,888,798.40

Finding the Fourth Proportional to 9,879,454.40, 14,819,181.60 and 7,888,798.40

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Solution

The fourth proportional to 9,879,454.40, 14,819,181.60 and 7,888,798.40 is: 11,833,197.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879,454.40 : 14,819,181.60 = 7,888,798.40 : x
  2. Step 2: Convert to fraction form
    9,879,454.40/14,819,181.60 = 7,888,798.40/x
  3. Step 3: Cross multiply
    9,879,454.40x = 14,819,181.60 × 7,888,798.40
  4. Step 4: Simplify right side
    9,879,454.40x = 116,905,536,095,389.44
  5. Step 5: Solve for x
    x = 116,905,536,095,389.44/9,879,454.40
  6. Step 6: Final answer
    x = 11,833,197.60

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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.