Home / 30,333,541.60-45,428,087.76-19,369,771.14

Finding the Fourth Proportional to 30,333,541.60, 45,428,087.76 and 19,369,771.14

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Solution

The fourth proportional to 30,333,541.60, 45,428,087.76 and 19,369,771.14 is: 29,008,536.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333,541.60 : 45,428,087.76 = 19,369,771.14 : x
  2. Step 2: Convert to fraction form
    30,333,541.60/45,428,087.76 = 19,369,771.14/x
  3. Step 3: Cross multiply
    30,333,541.60x = 45,428,087.76 × 19,369,771.14
  4. Step 4: Simplify right side
    30,333,541.60x = 879,931,663,081,220.88
  5. Step 5: Solve for x
    x = 879,931,663,081,220.88/30,333,541.60
  6. Step 6: Final answer
    x = 29,008,536.98

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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.