Home / 19,249,600.80-28,874,401.20-17,974,142.40

Finding the Fourth Proportional to 19,249,600.80, 28,874,401.20 and 17,974,142.40

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Solution

The fourth proportional to 19,249,600.80, 28,874,401.20 and 17,974,142.40 is: 26,961,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249,600.80 : 28,874,401.20 = 17,974,142.40 : x
  2. Step 2: Convert to fraction form
    19,249,600.80/28,874,401.20 = 17,974,142.40/x
  3. Step 3: Cross multiply
    19,249,600.80x = 28,874,401.20 × 17,974,142.40
  4. Step 4: Simplify right side
    19,249,600.80x = 518,992,598,883,530.81
  5. Step 5: Solve for x
    x = 518,992,598,883,530.81/19,249,600.80
  6. Step 6: Final answer
    x = 26,961,213.60

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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.