Home / 12,675,895.84-17,492,466.48-7,168,545.28

Finding the Fourth Proportional to 12,675,895.84, 17,492,466.48 and 7,168,545.28

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Solution

The fourth proportional to 12,675,895.84, 17,492,466.48 and 7,168,545.28 is: 9,892,439.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,675,895.84 : 17,492,466.48 = 7,168,545.28 : x
  2. Step 2: Convert to fraction form
    12,675,895.84/17,492,466.48 = 7,168,545.28/x
  3. Step 3: Cross multiply
    12,675,895.84x = 17,492,466.48 × 7,168,545.28
  4. Step 4: Simplify right side
    12,675,895.84x = 125,395,538,020,762.22
  5. Step 5: Solve for x
    x = 125,395,538,020,762.22/12,675,895.84
  6. Step 6: Final answer
    x = 9,892,439.92

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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.