Home / 19,142,108.35-28,698,445.53-9,910,184.22

Finding the Fourth Proportional to 19,142,108.35, 28,698,445.53 and 9,910,184.22

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Solution

The fourth proportional to 19,142,108.35, 28,698,445.53 and 9,910,184.22 is: 14,857,657.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,142,108.35 : 28,698,445.53 = 9,910,184.22 : x
  2. Step 2: Convert to fraction form
    19,142,108.35/28,698,445.53 = 9,910,184.22/x
  3. Step 3: Cross multiply
    19,142,108.35x = 28,698,445.53 × 9,910,184.22
  4. Step 4: Simplify right side
    19,142,108.35x = 284,406,881,950,682.25
  5. Step 5: Solve for x
    x = 284,406,881,950,682.25/19,142,108.35
  6. Step 6: Final answer
    x = 14,857,657.10

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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.