Home / 18,301,237.48-25,255,473.06-9,928,484.20

Finding the Fourth Proportional to 18,301,237.48, 25,255,473.06 and 9,928,484.20

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Solution

The fourth proportional to 18,301,237.48, 25,255,473.06 and 9,928,484.20 is: 13,701,180.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301,237.48 : 25,255,473.06 = 9,928,484.20 : x
  2. Step 2: Convert to fraction form
    18,301,237.48/25,255,473.06 = 9,928,484.20/x
  3. Step 3: Cross multiply
    18,301,237.48x = 25,255,473.06 × 9,928,484.20
  4. Step 4: Simplify right side
    18,301,237.48x = 250,748,565,239,735.62
  5. Step 5: Solve for x
    x = 250,748,565,239,735.62/18,301,237.48
  6. Step 6: Final answer
    x = 13,701,180.89

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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.