Home / 30,249,628.80-45,374,443.20-26,470,492.80

Finding the Fourth Proportional to 30,249,628.80, 45,374,443.20 and 26,470,492.80

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Solution

The fourth proportional to 30,249,628.80, 45,374,443.20 and 26,470,492.80 is: 39,705,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,249,628.80 : 45,374,443.20 = 26,470,492.80 : x
  2. Step 2: Convert to fraction form
    30,249,628.80/45,374,443.20 = 26,470,492.80/x
  3. Step 3: Cross multiply
    30,249,628.80x = 45,374,443.20 × 26,470,492.80
  4. Step 4: Simplify right side
    30,249,628.80x = 1,201,083,872,029,609
  5. Step 5: Solve for x
    x = 1,201,083,872,029,609/30,249,628.80
  6. Step 6: Final answer
    x = 39,705,739.20

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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.