Home / 19,208,491.67-28,799,938.75-10,576,656.91

Finding the Fourth Proportional to 19,208,491.67, 28,799,938.75 and 10,576,656.91

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Solution

The fourth proportional to 19,208,491.67, 28,799,938.75 and 10,576,656.91 is: 15,857,938.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,208,491.67 : 28,799,938.75 = 10,576,656.91 : x
  2. Step 2: Convert to fraction form
    19,208,491.67/28,799,938.75 = 10,576,656.91/x
  3. Step 3: Cross multiply
    19,208,491.67x = 28,799,938.75 × 10,576,656.91
  4. Step 4: Simplify right side
    19,208,491.67x = 304,607,071,217,153.81
  5. Step 5: Solve for x
    x = 304,607,071,217,153.81/19,208,491.67
  6. Step 6: Final answer
    x = 15,857,938.06

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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.