Home / 48,609,302.40-72,941,947.20-18,338,889.60

Finding the Fourth Proportional to 48,609,302.40, 72,941,947.20 and 18,338,889.60

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Solution

The fourth proportional to 48,609,302.40, 72,941,947.20 and 18,338,889.60 is: 27,518,895.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,609,302.40 : 72,941,947.20 = 18,338,889.60 : x
  2. Step 2: Convert to fraction form
    48,609,302.40/72,941,947.20 = 18,338,889.60/x
  3. Step 3: Cross multiply
    48,609,302.40x = 72,941,947.20 × 18,338,889.60
  4. Step 4: Simplify right side
    48,609,302.40x = 1,337,674,316,909,829.25
  5. Step 5: Solve for x
    x = 1,337,674,316,909,829.25/48,609,302.40
  6. Step 6: Final answer
    x = 27,518,895.58

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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.