Home / 9,668,747.40-14,487,374.70-7,117,830.60

Finding the Fourth Proportional to 9,668,747.40, 14,487,374.70 and 7,117,830.60

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Solution

The fourth proportional to 9,668,747.40, 14,487,374.70 and 7,117,830.60 is: 10,665,153.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,668,747.40 : 14,487,374.70 = 7,117,830.60 : x
  2. Step 2: Convert to fraction form
    9,668,747.40/14,487,374.70 = 7,117,830.60/x
  3. Step 3: Cross multiply
    9,668,747.40x = 14,487,374.70 × 7,117,830.60
  4. Step 4: Simplify right side
    9,668,747.40x = 103,118,678,953,325.81
  5. Step 5: Solve for x
    x = 103,118,678,953,325.81/9,668,747.40
  6. Step 6: Final answer
    x = 10,665,153.89

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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.