Home / 28,644,160.95-42,967,285.47-10,201,462.40

Finding the Fourth Proportional to 28,644,160.95, 42,967,285.47 and 10,201,462.40

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Solution

The fourth proportional to 28,644,160.95, 42,967,285.47 and 10,201,462.40 is: 15,302,565.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,644,160.95 : 42,967,285.47 = 10,201,462.40 : x
  2. Step 2: Convert to fraction form
    28,644,160.95/42,967,285.47 = 10,201,462.40/x
  3. Step 3: Cross multiply
    28,644,160.95x = 42,967,285.47 × 10,201,462.40
  4. Step 4: Simplify right side
    28,644,160.95x = 438,329,147,259,689.50
  5. Step 5: Solve for x
    x = 438,329,147,259,689.50/28,644,160.95
  6. Step 6: Final answer
    x = 15,302,565.43

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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.