Home / 74,986,752.80-112,480,129.20-23,873,938.40

Finding the Fourth Proportional to 74,986,752.80, 112,480,129.20 and 23,873,938.40

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Solution

The fourth proportional to 74,986,752.80, 112,480,129.20 and 23,873,938.40 is: 35,810,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,986,752.80 : 112,480,129.20 = 23,873,938.40 : x
  2. Step 2: Convert to fraction form
    74,986,752.80/112,480,129.20 = 23,873,938.40/x
  3. Step 3: Cross multiply
    74,986,752.80x = 112,480,129.20 × 23,873,938.40
  4. Step 4: Simplify right side
    74,986,752.80x = 2,685,343,675,744,841
  5. Step 5: Solve for x
    x = 2,685,343,675,744,841/74,986,752.80
  6. Step 6: Final answer
    x = 35,810,907.60

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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.