Home / 30,441,953.98-45,655,943.49-18,149,395.60

Finding the Fourth Proportional to 30,441,953.98, 45,655,943.49 and 18,149,395.60

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Solution

The fourth proportional to 30,441,953.98, 45,655,943.49 and 18,149,395.60 is: 27,219,927.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,441,953.98 : 45,655,943.49 = 18,149,395.60 : x
  2. Step 2: Convert to fraction form
    30,441,953.98/45,655,943.49 = 18,149,395.60/x
  3. Step 3: Cross multiply
    30,441,953.98x = 45,655,943.49 × 18,149,395.60
  4. Step 4: Simplify right side
    30,441,953.98x = 828,627,779,891,254.75
  5. Step 5: Solve for x
    x = 828,627,779,891,254.75/30,441,953.98
  6. Step 6: Final answer
    x = 27,219,927.49

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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.