Home / 19,191,787.55-26,484,628.45-10,931,846.68

Finding the Fourth Proportional to 19,191,787.55, 26,484,628.45 and 10,931,846.68

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Solution

The fourth proportional to 19,191,787.55, 26,484,628.45 and 10,931,846.68 is: 15,085,926.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,191,787.55 : 26,484,628.45 = 10,931,846.68 : x
  2. Step 2: Convert to fraction form
    19,191,787.55/26,484,628.45 = 10,931,846.68/x
  3. Step 3: Cross multiply
    19,191,787.55x = 26,484,628.45 × 10,931,846.68
  4. Step 4: Simplify right side
    19,191,787.55x = 289,525,897,592,166
  5. Step 5: Solve for x
    x = 289,525,897,592,166/19,191,787.55
  6. Step 6: Final answer
    x = 15,085,926.56

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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.