Home / 13,114,633.70-19,671,950.55-7,445,929.70

Finding the Fourth Proportional to 13,114,633.70, 19,671,950.55 and 7,445,929.70

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Solution

The fourth proportional to 13,114,633.70, 19,671,950.55 and 7,445,929.70 is: 11,168,894.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114,633.70 : 19,671,950.55 = 7,445,929.70 : x
  2. Step 2: Convert to fraction form
    13,114,633.70/19,671,950.55 = 7,445,929.70/x
  3. Step 3: Cross multiply
    13,114,633.70x = 19,671,950.55 × 7,445,929.70
  4. Step 4: Simplify right side
    13,114,633.70x = 146,475,960,857,176.34
  5. Step 5: Solve for x
    x = 146,475,960,857,176.34/13,114,633.70
  6. Step 6: Final answer
    x = 11,168,894.55

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Similar ratio
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1.5x scale

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.