Home / 30,945,426.19-42,705,712.00-17,007,275.34

Finding the Fourth Proportional to 30,945,426.19, 42,705,712.00 and 17,007,275.34

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Solution

The fourth proportional to 30,945,426.19, 42,705,712.00 and 17,007,275.34 is: 23,470,602.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,945,426.19 : 42,705,712.00 = 17,007,275.34 : x
  2. Step 2: Convert to fraction form
    30,945,426.19/42,705,712.00 = 17,007,275.34/x
  3. Step 3: Cross multiply
    30,945,426.19x = 42,705,712.00 × 17,007,275.34
  4. Step 4: Simplify right side
    30,945,426.19x = 726,307,802,596,001.12
  5. Step 5: Solve for x
    x = 726,307,802,596,001.12/30,945,426.19
  6. Step 6: Final answer
    x = 23,470,602.67

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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.