Home / 8,748,043.60-13,122,065.40-4,921,668.40

Finding the Fourth Proportional to 8,748,043.60, 13,122,065.40 and 4,921,668.40

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Solution

The fourth proportional to 8,748,043.60, 13,122,065.40 and 4,921,668.40 is: 7,382,502.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,043.60 : 13,122,065.40 = 4,921,668.40 : x
  2. Step 2: Convert to fraction form
    8,748,043.60/13,122,065.40 = 4,921,668.40/x
  3. Step 3: Cross multiply
    8,748,043.60x = 13,122,065.40 × 4,921,668.40
  4. Step 4: Simplify right side
    8,748,043.60x = 64,582,454,621,913.37
  5. Step 5: Solve for x
    x = 64,582,454,621,913.37/8,748,043.60
  6. Step 6: Final answer
    x = 7,382,502.60

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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.