Home / 58,266,074.20-87,399,111.30-19,918,341.40

Finding the Fourth Proportional to 58,266,074.20, 87,399,111.30 and 19,918,341.40

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Solution

The fourth proportional to 58,266,074.20, 87,399,111.30 and 19,918,341.40 is: 29,877,512.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,266,074.20 : 87,399,111.30 = 19,918,341.40 : x
  2. Step 2: Convert to fraction form
    58,266,074.20/87,399,111.30 = 19,918,341.40/x
  3. Step 3: Cross multiply
    58,266,074.20x = 87,399,111.30 × 19,918,341.40
  4. Step 4: Simplify right side
    58,266,074.20x = 1,740,845,336,929,997.75
  5. Step 5: Solve for x
    x = 1,740,845,336,929,997.75/58,266,074.20
  6. Step 6: Final answer
    x = 29,877,512.10

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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.