Home / 51,519,009.40-77,278,514.10-36,402,465.40

Finding the Fourth Proportional to 51,519,009.40, 77,278,514.10 and 36,402,465.40

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Solution

The fourth proportional to 51,519,009.40, 77,278,514.10 and 36,402,465.40 is: 54,603,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,519,009.40 : 77,278,514.10 = 36,402,465.40 : x
  2. Step 2: Convert to fraction form
    51,519,009.40/77,278,514.10 = 36,402,465.40/x
  3. Step 3: Cross multiply
    51,519,009.40x = 77,278,514.10 × 36,402,465.40
  4. Step 4: Simplify right side
    51,519,009.40x = 2,813,128,435,688,662
  5. Step 5: Solve for x
    x = 2,813,128,435,688,662/51,519,009.40
  6. Step 6: Final answer
    x = 54,603,698.10

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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.