Home / 48,114,686.40-72,065,741.40-19,346,013.60

Finding the Fourth Proportional to 48,114,686.40, 72,065,741.40 and 19,346,013.60

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Solution

The fourth proportional to 48,114,686.40, 72,065,741.40 and 19,346,013.60 is: 28,976,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,114,686.40 : 72,065,741.40 = 19,346,013.60 : x
  2. Step 2: Convert to fraction form
    48,114,686.40/72,065,741.40 = 19,346,013.60/x
  3. Step 3: Cross multiply
    48,114,686.40x = 72,065,741.40 × 19,346,013.60
  4. Step 4: Simplify right side
    48,114,686.40x = 1,394,184,813,218,483.25
  5. Step 5: Solve for x
    x = 1,394,184,813,218,483.25/48,114,686.40
  6. Step 6: Final answer
    x = 28,976,283.91

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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.