Home / 9,636,333.40-13,298,159.10-5,285,455.12

Finding the Fourth Proportional to 9,636,333.40, 13,298,159.10 and 5,285,455.12

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Solution

The fourth proportional to 9,636,333.40, 13,298,159.10 and 5,285,455.12 is: 7,293,938.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,636,333.40 : 13,298,159.10 = 5,285,455.12 : x
  2. Step 2: Convert to fraction form
    9,636,333.40/13,298,159.10 = 5,285,455.12/x
  3. Step 3: Cross multiply
    9,636,333.40x = 13,298,159.10 × 5,285,455.12
  4. Step 4: Simplify right side
    9,636,333.40x = 70,286,823,101,669.59
  5. Step 5: Solve for x
    x = 70,286,823,101,669.59/9,636,333.40
  6. Step 6: Final answer
    x = 7,293,938.49

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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.