Home / 26,298,948.17-36,290,813.20-15,133,636.87

Finding the Fourth Proportional to 26,298,948.17, 36,290,813.20 and 15,133,636.87

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Solution

The fourth proportional to 26,298,948.17, 36,290,813.20 and 15,133,636.87 is: 20,883,420.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,298,948.17 : 36,290,813.20 = 15,133,636.87 : x
  2. Step 2: Convert to fraction form
    26,298,948.17/36,290,813.20 = 15,133,636.87/x
  3. Step 3: Cross multiply
    26,298,948.17x = 36,290,813.20 × 15,133,636.87
  4. Step 4: Simplify right side
    26,298,948.17x = 549,211,988,557,241.50
  5. Step 5: Solve for x
    x = 549,211,988,557,241.50/26,298,948.17
  6. Step 6: Final answer
    x = 20,883,420.32

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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.