Home / 30,294,657.70-45,441,986.55-17,508,580.90

Finding the Fourth Proportional to 30,294,657.70, 45,441,986.55 and 17,508,580.90

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Solution

The fourth proportional to 30,294,657.70, 45,441,986.55 and 17,508,580.90 is: 26,262,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,294,657.70 : 45,441,986.55 = 17,508,580.90 : x
  2. Step 2: Convert to fraction form
    30,294,657.70/45,441,986.55 = 17,508,580.90/x
  3. Step 3: Cross multiply
    30,294,657.70x = 45,441,986.55 × 17,508,580.90
  4. Step 4: Simplify right side
    30,294,657.70x = 795,624,697,767,386.75
  5. Step 5: Solve for x
    x = 795,624,697,767,386.75/30,294,657.70
  6. Step 6: Final answer
    x = 26,262,871.35

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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.