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Finding the Fourth Proportional to 14,603,307.40, 21,862,970.70 and 8,934,603.40

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Solution

The fourth proportional to 14,603,307.40, 21,862,970.70 and 8,934,603.40 is: 13,376,214.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,603,307.40 : 21,862,970.70 = 8,934,603.40 : x
  2. Step 2: Convert to fraction form
    14,603,307.40/21,862,970.70 = 8,934,603.40/x
  3. Step 3: Cross multiply
    14,603,307.40x = 21,862,970.70 × 8,934,603.40
  4. Step 4: Simplify right side
    14,603,307.40x = 195,336,972,350,320.38
  5. Step 5: Solve for x
    x = 195,336,972,350,320.38/14,603,307.40
  6. Step 6: Final answer
    x = 13,376,214.51

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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.