Home / 12,249,087.98-16,905,351.04-7,024,140.86

Finding the Fourth Proportional to 12,249,087.98, 16,905,351.04 and 7,024,140.86

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Solution

The fourth proportional to 12,249,087.98, 16,905,351.04 and 7,024,140.86 is: 9,694,237.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249,087.98 : 16,905,351.04 = 7,024,140.86 : x
  2. Step 2: Convert to fraction form
    12,249,087.98/16,905,351.04 = 7,024,140.86/x
  3. Step 3: Cross multiply
    12,249,087.98x = 16,905,351.04 × 7,024,140.86
  4. Step 4: Simplify right side
    12,249,087.98x = 118,745,566,890,620.41
  5. Step 5: Solve for x
    x = 118,745,566,890,620.41/12,249,087.98
  6. Step 6: Final answer
    x = 9,694,237.41

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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.