Home / 14,437,143-19,923,262.14-7,910,719.44

Finding the Fourth Proportional to 14,437,143, 19,923,262.14 and 7,910,719.44

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Solution

The fourth proportional to 14,437,143, 19,923,262.14 and 7,910,719.44 is: 10,916,795.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437,143 : 19,923,262.14 = 7,910,719.44 : x
  2. Step 2: Convert to fraction form
    14,437,143/19,923,262.14 = 7,910,719.44/x
  3. Step 3: Cross multiply
    14,437,143x = 19,923,262.14 × 7,910,719.44
  4. Step 4: Simplify right side
    14,437,143x = 157,607,337,119,114
  5. Step 5: Solve for x
    x = 157,607,337,119,114/14,437,143
  6. Step 6: Final answer
    x = 10,916,795.46

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1.5x scale

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.