Home / 8,988,258.94-12,403,841.19-4,913,878.14

Finding the Fourth Proportional to 8,988,258.94, 12,403,841.19 and 4,913,878.14

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Solution

The fourth proportional to 8,988,258.94, 12,403,841.19 and 4,913,878.14 is: 6,781,175.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988,258.94 : 12,403,841.19 = 4,913,878.14 : x
  2. Step 2: Convert to fraction form
    8,988,258.94/12,403,841.19 = 4,913,878.14/x
  3. Step 3: Cross multiply
    8,988,258.94x = 12,403,841.19 × 4,913,878.14
  4. Step 4: Simplify right side
    8,988,258.94x = 60,950,964,075,572.58
  5. Step 5: Solve for x
    x = 60,950,964,075,572.58/8,988,258.94
  6. Step 6: Final answer
    x = 6,781,175.81

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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.