Home / 15,943,083.40-23,918,124.30-7,859,931.40

Finding the Fourth Proportional to 15,943,083.40, 23,918,124.30 and 7,859,931.40

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Solution

The fourth proportional to 15,943,083.40, 23,918,124.30 and 7,859,931.40 is: 11,791,622.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943,083.40 : 23,918,124.30 = 7,859,931.40 : x
  2. Step 2: Convert to fraction form
    15,943,083.40/23,918,124.30 = 7,859,931.40/x
  3. Step 3: Cross multiply
    15,943,083.40x = 23,918,124.30 × 7,859,931.40
  4. Step 4: Simplify right side
    15,943,083.40x = 187,994,816,214,673.03
  5. Step 5: Solve for x
    x = 187,994,816,214,673.03/15,943,083.40
  6. Step 6: Final answer
    x = 11,791,622.20

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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.