Home / 84,249,929.70-126,374,894.55-23,665,655.70

Finding the Fourth Proportional to 84,249,929.70, 126,374,894.55 and 23,665,655.70

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Solution

The fourth proportional to 84,249,929.70, 126,374,894.55 and 23,665,655.70 is: 35,498,483.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,249,929.70 : 126,374,894.55 = 23,665,655.70 : x
  2. Step 2: Convert to fraction form
    84,249,929.70/126,374,894.55 = 23,665,655.70/x
  3. Step 3: Cross multiply
    84,249,929.70x = 126,374,894.55 × 23,665,655.70
  4. Step 4: Simplify right side
    84,249,929.70x = 2,990,744,743,544,106.50
  5. Step 5: Solve for x
    x = 2,990,744,743,544,106.50/84,249,929.70
  6. Step 6: Final answer
    x = 35,498,483.55

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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.