Home / 18,101,685.36-24,980,815.65-9,842,302.20

Finding the Fourth Proportional to 18,101,685.36, 24,980,815.65 and 9,842,302.20

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Solution

The fourth proportional to 18,101,685.36, 24,980,815.65 and 9,842,302.20 is: 13,582,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,101,685.36 : 24,980,815.65 = 9,842,302.20 : x
  2. Step 2: Convert to fraction form
    18,101,685.36/24,980,815.65 = 9,842,302.20/x
  3. Step 3: Cross multiply
    18,101,685.36x = 24,980,815.65 × 9,842,302.20
  4. Step 4: Simplify right side
    18,101,685.36x = 245,868,736,829,789.41
  5. Step 5: Solve for x
    x = 245,868,736,829,789.41/18,101,685.36
  6. Step 6: Final answer
    x = 13,582,643.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.