Home / 74,301,643.80-111,452,465.70-28,833,913.80

Finding the Fourth Proportional to 74,301,643.80, 111,452,465.70 and 28,833,913.80

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Solution

The fourth proportional to 74,301,643.80, 111,452,465.70 and 28,833,913.80 is: 43,250,870.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,301,643.80 : 111,452,465.70 = 28,833,913.80 : x
  2. Step 2: Convert to fraction form
    74,301,643.80/111,452,465.70 = 28,833,913.80/x
  3. Step 3: Cross multiply
    74,301,643.80x = 111,452,465.70 × 28,833,913.80
  4. Step 4: Simplify right side
    74,301,643.80x = 3,213,610,788,791,257
  5. Step 5: Solve for x
    x = 3,213,610,788,791,257/74,301,643.80
  6. Step 6: Final answer
    x = 43,250,870.70

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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.