Home / 47,018,641.49-70,536,435.51-19,347,671.15

Finding the Fourth Proportional to 47,018,641.49, 70,536,435.51 and 19,347,671.15

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Solution

The fourth proportional to 47,018,641.49, 70,536,435.51 and 19,347,671.15 is: 29,024,993.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,018,641.49 : 70,536,435.51 = 19,347,671.15 : x
  2. Step 2: Convert to fraction form
    47,018,641.49/70,536,435.51 = 19,347,671.15/x
  3. Step 3: Cross multiply
    47,018,641.49x = 70,536,435.51 × 19,347,671.15
  4. Step 4: Simplify right side
    47,018,641.49x = 1,364,715,757,987,980.50
  5. Step 5: Solve for x
    x = 1,364,715,757,987,980.50/47,018,641.49
  6. Step 6: Final answer
    x = 29,024,993.38

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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.