Home / 8,698,038.10-13,046,974.07-5,287,266.41

Finding the Fourth Proportional to 8,698,038.10, 13,046,974.07 and 5,287,266.41

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Solution

The fourth proportional to 8,698,038.10, 13,046,974.07 and 5,287,266.41 is: 7,930,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698,038.10 : 13,046,974.07 = 5,287,266.41 : x
  2. Step 2: Convert to fraction form
    8,698,038.10/13,046,974.07 = 5,287,266.41/x
  3. Step 3: Cross multiply
    8,698,038.10x = 13,046,974.07 × 5,287,266.41
  4. Step 4: Simplify right side
    8,698,038.10x = 68,982,827,752,451.99
  5. Step 5: Solve for x
    x = 68,982,827,752,451.99/8,698,038.10
  6. Step 6: Final answer
    x = 7,930,849.11

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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.