Home / 12,482,822.10-18,692,740.35-9,963,398.10

Finding the Fourth Proportional to 12,482,822.10, 18,692,740.35 and 9,963,398.10

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Solution

The fourth proportional to 12,482,822.10, 18,692,740.35 and 9,963,398.10 is: 14,919,960.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,822.10 : 18,692,740.35 = 9,963,398.10 : x
  2. Step 2: Convert to fraction form
    12,482,822.10/18,692,740.35 = 9,963,398.10/x
  3. Step 3: Cross multiply
    12,482,822.10x = 18,692,740.35 × 9,963,398.10
  4. Step 4: Simplify right side
    12,482,822.10x = 186,243,213,686,983.34
  5. Step 5: Solve for x
    x = 186,243,213,686,983.34/12,482,822.10
  6. Step 6: Final answer
    x = 14,919,960.58

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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.