Home / 19,249,233.40-28,873,850.10-12,082,871.80

Finding the Fourth Proportional to 19,249,233.40, 28,873,850.10 and 12,082,871.80

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Solution

The fourth proportional to 19,249,233.40, 28,873,850.10 and 12,082,871.80 is: 18,124,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249,233.40 : 28,873,850.10 = 12,082,871.80 : x
  2. Step 2: Convert to fraction form
    19,249,233.40/28,873,850.10 = 12,082,871.80/x
  3. Step 3: Cross multiply
    19,249,233.40x = 28,873,850.10 × 12,082,871.80
  4. Step 4: Simplify right side
    19,249,233.40x = 348,879,029,130,717.25
  5. Step 5: Solve for x
    x = 348,879,029,130,717.25/19,249,233.40
  6. Step 6: Final answer
    x = 18,124,307.70

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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.