Home / 39,025,688.16-53,855,882.88-21,622,307.52

Finding the Fourth Proportional to 39,025,688.16, 53,855,882.88 and 21,622,307.52

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Solution

The fourth proportional to 39,025,688.16, 53,855,882.88 and 21,622,307.52 is: 29,839,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,025,688.16 : 53,855,882.88 = 21,622,307.52 : x
  2. Step 2: Convert to fraction form
    39,025,688.16/53,855,882.88 = 21,622,307.52/x
  3. Step 3: Cross multiply
    39,025,688.16x = 53,855,882.88 × 21,622,307.52
  4. Step 4: Simplify right side
    39,025,688.16x = 1,164,488,461,392,463.25
  5. Step 5: Solve for x
    x = 1,164,488,461,392,463.25/39,025,688.16
  6. Step 6: Final answer
    x = 29,839,024.40

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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.