Home / 20,076,467.84-27,705,700.92-10,909,110.32

Finding the Fourth Proportional to 20,076,467.84, 27,705,700.92 and 10,909,110.32

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Solution

The fourth proportional to 20,076,467.84, 27,705,700.92 and 10,909,110.32 is: 15,054,667.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,076,467.84 : 27,705,700.92 = 10,909,110.32 : x
  2. Step 2: Convert to fraction form
    20,076,467.84/27,705,700.92 = 10,909,110.32/x
  3. Step 3: Cross multiply
    20,076,467.84x = 27,705,700.92 × 10,909,110.32
  4. Step 4: Simplify right side
    20,076,467.84x = 302,244,547,829,205.50
  5. Step 5: Solve for x
    x = 302,244,547,829,205.50/20,076,467.84
  6. Step 6: Final answer
    x = 15,054,667.50

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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.