Home / 19,313,631.60-28,973,946.60-9,704,828.40

Finding the Fourth Proportional to 19,313,631.60, 28,973,946.60 and 9,704,828.40

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Solution

The fourth proportional to 19,313,631.60, 28,973,946.60 and 9,704,828.40 is: 14,559,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313,631.60 : 28,973,946.60 = 9,704,828.40 : x
  2. Step 2: Convert to fraction form
    19,313,631.60/28,973,946.60 = 9,704,828.40/x
  3. Step 3: Cross multiply
    19,313,631.60x = 28,973,946.60 × 9,704,828.40
  4. Step 4: Simplify right side
    19,313,631.60x = 281,187,179,823,763.47
  5. Step 5: Solve for x
    x = 281,187,179,823,763.47/19,313,631.60
  6. Step 6: Final answer
    x = 14,559,000.90

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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.