Home / 9,117,905.10-13,676,857.65-8,698,001.10

Finding the Fourth Proportional to 9,117,905.10, 13,676,857.65 and 8,698,001.10

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Solution

The fourth proportional to 9,117,905.10, 13,676,857.65 and 8,698,001.10 is: 13,047,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117,905.10 : 13,676,857.65 = 8,698,001.10 : x
  2. Step 2: Convert to fraction form
    9,117,905.10/13,676,857.65 = 8,698,001.10/x
  3. Step 3: Cross multiply
    9,117,905.10x = 13,676,857.65 × 8,698,001.10
  4. Step 4: Simplify right side
    9,117,905.10x = 118,961,322,884,243.41
  5. Step 5: Solve for x
    x = 118,961,322,884,243.41/9,117,905.10
  6. Step 6: Final answer
    x = 13,047,001.65

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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.