Home / 75,264,003.60-112,896,005.40-48,390,147.60

Finding the Fourth Proportional to 75,264,003.60, 112,896,005.40 and 48,390,147.60

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Solution

The fourth proportional to 75,264,003.60, 112,896,005.40 and 48,390,147.60 is: 72,585,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,264,003.60 : 112,896,005.40 = 48,390,147.60 : x
  2. Step 2: Convert to fraction form
    75,264,003.60/112,896,005.40 = 48,390,147.60/x
  3. Step 3: Cross multiply
    75,264,003.60x = 112,896,005.40 × 48,390,147.60
  4. Step 4: Simplify right side
    75,264,003.60x = 5,463,054,364,756,397
  5. Step 5: Solve for x
    x = 5,463,054,364,756,397/75,264,003.60
  6. Step 6: Final answer
    x = 72,585,221.40

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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.