Home / 30,333,542.60-45,428,089.25-19,369,772.14

Finding the Fourth Proportional to 30,333,542.60, 45,428,089.25 and 19,369,772.14

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Solution

The fourth proportional to 30,333,542.60, 45,428,089.25 and 19,369,772.14 is: 29,008,538.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333,542.60 : 45,428,089.25 = 19,369,772.14 : x
  2. Step 2: Convert to fraction form
    30,333,542.60/45,428,089.25 = 19,369,772.14/x
  3. Step 3: Cross multiply
    30,333,542.60x = 45,428,089.25 × 19,369,772.14
  4. Step 4: Simplify right side
    30,333,542.60x = 879,931,737,528,083.50
  5. Step 5: Solve for x
    x = 879,931,737,528,083.50/30,333,542.60
  6. Step 6: Final answer
    x = 29,008,538.47

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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.