Home / 14,205,428.31-19,590,417.60-9,308,872

Finding the Fourth Proportional to 14,205,428.31, 19,590,417.60 and 9,308,872

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Solution

The fourth proportional to 14,205,428.31, 19,590,417.60 and 9,308,872 is: 12,837,676.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205,428.31 : 19,590,417.60 = 9,308,872 : x
  2. Step 2: Convert to fraction form
    14,205,428.31/19,590,417.60 = 9,308,872/x
  3. Step 3: Cross multiply
    14,205,428.31x = 19,590,417.60 × 9,308,872
  4. Step 4: Simplify right side
    14,205,428.31x = 182,364,689,864,947.22
  5. Step 5: Solve for x
    x = 182,364,689,864,947.22/14,205,428.31
  6. Step 6: Final answer
    x = 12,837,676.27

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1.5x scale

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.