Home / 19,478,628.43-26,880,492.96-10,658,137.62

Finding the Fourth Proportional to 19,478,628.43, 26,880,492.96 and 10,658,137.62

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Solution

The fourth proportional to 19,478,628.43, 26,880,492.96 and 10,658,137.62 is: 14,708,222.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,478,628.43 : 26,880,492.96 = 10,658,137.62 : x
  2. Step 2: Convert to fraction form
    19,478,628.43/26,880,492.96 = 10,658,137.62/x
  3. Step 3: Cross multiply
    19,478,628.43x = 26,880,492.96 × 10,658,137.62
  4. Step 4: Simplify right side
    19,478,628.43x = 286,495,993,207,830.44
  5. Step 5: Solve for x
    x = 286,495,993,207,830.44/19,478,628.43
  6. Step 6: Final answer
    x = 14,708,222.11

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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.