Home / 7,681,258.40-11,523,603.71-2,888,989.18

Finding the Fourth Proportional to 7,681,258.40, 11,523,603.71 and 2,888,989.18

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Solution

The fourth proportional to 7,681,258.40, 11,523,603.71 and 2,888,989.18 is: 4,334,129.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681,258.40 : 11,523,603.71 = 2,888,989.18 : x
  2. Step 2: Convert to fraction form
    7,681,258.40/11,523,603.71 = 2,888,989.18/x
  3. Step 3: Cross multiply
    7,681,258.40x = 11,523,603.71 × 2,888,989.18
  4. Step 4: Simplify right side
    7,681,258.40x = 33,291,566,476,031.59
  5. Step 5: Solve for x
    x = 33,291,566,476,031.59/7,681,258.40
  6. Step 6: Final answer
    x = 4,334,129.22

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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.