Home / 30,603,705.40-45,905,558.10-26,617,897.90

Finding the Fourth Proportional to 30,603,705.40, 45,905,558.10 and 26,617,897.90

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Solution

The fourth proportional to 30,603,705.40, 45,905,558.10 and 26,617,897.90 is: 39,926,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,603,705.40 : 45,905,558.10 = 26,617,897.90 : x
  2. Step 2: Convert to fraction form
    30,603,705.40/45,905,558.10 = 26,617,897.90/x
  3. Step 3: Cross multiply
    30,603,705.40x = 45,905,558.10 × 26,617,897.90
  4. Step 4: Simplify right side
    30,603,705.40x = 1,221,909,458,548,318
  5. Step 5: Solve for x
    x = 1,221,909,458,548,318/30,603,705.40
  6. Step 6: Final answer
    x = 39,926,846.85

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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.