Home / 12,346,258.14-17,036,220.51-7,119,459.36

Finding the Fourth Proportional to 12,346,258.14, 17,036,220.51 and 7,119,459.36

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Solution

The fourth proportional to 12,346,258.14, 17,036,220.51 and 7,119,459.36 is: 9,823,922.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346,258.14 : 17,036,220.51 = 7,119,459.36 : x
  2. Step 2: Convert to fraction form
    12,346,258.14/17,036,220.51 = 7,119,459.36/x
  3. Step 3: Cross multiply
    12,346,258.14x = 17,036,220.51 × 7,119,459.36
  4. Step 4: Simplify right side
    12,346,258.14x = 121,288,679,568,943.48
  5. Step 5: Solve for x
    x = 121,288,679,568,943.48/12,346,258.14
  6. Step 6: Final answer
    x = 9,823,922.21

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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.