Home / 30,108,360.70-41,549,316.15-16,357,437.82

Finding the Fourth Proportional to 30,108,360.70, 41,549,316.15 and 16,357,437.82

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Solution

The fourth proportional to 30,108,360.70, 41,549,316.15 and 16,357,437.82 is: 22,573,143.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,108,360.70 : 41,549,316.15 = 16,357,437.82 : x
  2. Step 2: Convert to fraction form
    30,108,360.70/41,549,316.15 = 16,357,437.82/x
  3. Step 3: Cross multiply
    30,108,360.70x = 41,549,316.15 × 16,357,437.82
  4. Step 4: Simplify right side
    30,108,360.70x = 679,640,355,387,146.75
  5. Step 5: Solve for x
    x = 679,640,355,387,146.75/30,108,360.70
  6. Step 6: Final answer
    x = 22,573,143.79

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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.