Home / 28,492,497.39-42,739,074.41-10,298,074.35

Finding the Fourth Proportional to 28,492,497.39, 42,739,074.41 and 10,298,074.35

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Solution

The fourth proportional to 28,492,497.39, 42,739,074.41 and 10,298,074.35 is: 15,447,230.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,492,497.39 : 42,739,074.41 = 10,298,074.35 : x
  2. Step 2: Convert to fraction form
    28,492,497.39/42,739,074.41 = 10,298,074.35/x
  3. Step 3: Cross multiply
    28,492,497.39x = 42,739,074.41 × 10,298,074.35
  4. Step 4: Simplify right side
    28,492,497.39x = 440,130,165,872,872
  5. Step 5: Solve for x
    x = 440,130,165,872,872/28,492,497.39
  6. Step 6: Final answer
    x = 15,447,230.19

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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.