Home / 27,716,677.90-38,249,263.30-15,327,604.88

Finding the Fourth Proportional to 27,716,677.90, 38,249,263.30 and 15,327,604.88

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Solution

The fourth proportional to 27,716,677.90, 38,249,263.30 and 15,327,604.88 is: 21,152,231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,716,677.90 : 38,249,263.30 = 15,327,604.88 : x
  2. Step 2: Convert to fraction form
    27,716,677.90/38,249,263.30 = 15,327,604.88/x
  3. Step 3: Cross multiply
    27,716,677.90x = 38,249,263.30 × 15,327,604.88
  4. Step 4: Simplify right side
    27,716,677.90x = 586,269,594,648,461.50
  5. Step 5: Solve for x
    x = 586,269,594,648,461.50/27,716,677.90
  6. Step 6: Final answer
    x = 21,152,231.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.