Home / 30,624,980.76-42,263,430.50-17,574,626.92

Finding the Fourth Proportional to 30,624,980.76, 42,263,430.50 and 17,574,626.92

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Solution

The fourth proportional to 30,624,980.76, 42,263,430.50 and 17,574,626.92 is: 24,253,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,624,980.76 : 42,263,430.50 = 17,574,626.92 : x
  2. Step 2: Convert to fraction form
    30,624,980.76/42,263,430.50 = 17,574,626.92/x
  3. Step 3: Cross multiply
    30,624,980.76x = 42,263,430.50 × 17,574,626.92
  4. Step 4: Simplify right side
    30,624,980.76x = 742,764,023,396,849.12
  5. Step 5: Solve for x
    x = 742,764,023,396,849.12/30,624,980.76
  6. Step 6: Final answer
    x = 24,253,534.37

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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.