Home / 15,879,698.40-23,819,547.60-9,833,080.80

Finding the Fourth Proportional to 15,879,698.40, 23,819,547.60 and 9,833,080.80

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Solution

The fourth proportional to 15,879,698.40, 23,819,547.60 and 9,833,080.80 is: 14,749,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879,698.40 : 23,819,547.60 = 9,833,080.80 : x
  2. Step 2: Convert to fraction form
    15,879,698.40/23,819,547.60 = 9,833,080.80/x
  3. Step 3: Cross multiply
    15,879,698.40x = 23,819,547.60 × 9,833,080.80
  4. Step 4: Simplify right side
    15,879,698.40x = 234,219,536,170,246.12
  5. Step 5: Solve for x
    x = 234,219,536,170,246.12/15,879,698.40
  6. Step 6: Final answer
    x = 14,749,621.20

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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.