Home / 19,520,836.20-26,938,756.71-10,819,569.96

Finding the Fourth Proportional to 19,520,836.20, 26,938,756.71 and 10,819,569.96

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Solution

The fourth proportional to 19,520,836.20, 26,938,756.71 and 10,819,569.96 is: 14,931,008.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,836.20 : 26,938,756.71 = 10,819,569.96 : x
  2. Step 2: Convert to fraction form
    19,520,836.20/26,938,756.71 = 10,819,569.96/x
  3. Step 3: Cross multiply
    19,520,836.20x = 26,938,756.71 × 10,819,569.96
  4. Step 4: Simplify right side
    19,520,836.20x = 291,465,762,859,264.44
  5. Step 5: Solve for x
    x = 291,465,762,859,264.44/19,520,836.20
  6. Step 6: Final answer
    x = 14,931,008.07

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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.