Home / 19,938,686.40-29,866,039.20-16,159,550.40

Finding the Fourth Proportional to 19,938,686.40, 29,866,039.20 and 16,159,550.40

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Solution

The fourth proportional to 19,938,686.40, 29,866,039.20 and 16,159,550.40 is: 24,205,293.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,938,686.40 : 29,866,039.20 = 16,159,550.40 : x
  2. Step 2: Convert to fraction form
    19,938,686.40/29,866,039.20 = 16,159,550.40/x
  3. Step 3: Cross multiply
    19,938,686.40x = 29,866,039.20 × 16,159,550.40
  4. Step 4: Simplify right side
    19,938,686.40x = 482,621,765,700,775.69
  5. Step 5: Solve for x
    x = 482,621,765,700,775.69/19,938,686.40
  6. Step 6: Final answer
    x = 24,205,293.97

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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.