Home / 69,210,541.06-103,838,539.38-28,304,383.17

Finding the Fourth Proportional to 69,210,541.06, 103,838,539.38 and 28,304,383.17

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Solution

The fourth proportional to 69,210,541.06, 103,838,539.38 and 28,304,383.17 is: 42,465,869.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,210,541.06 : 103,838,539.38 = 28,304,383.17 : x
  2. Step 2: Convert to fraction form
    69,210,541.06/103,838,539.38 = 28,304,383.17/x
  3. Step 3: Cross multiply
    69,210,541.06x = 103,838,539.38 × 28,304,383.17
  4. Step 4: Simplify right side
    69,210,541.06x = 2,939,085,806,424,654.50
  5. Step 5: Solve for x
    x = 2,939,085,806,424,654.50/69,210,541.06
  6. Step 6: Final answer
    x = 42,465,869.53

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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.