Home / 27,228,547.20-40,842,820.80-12,084,009.60

Finding the Fourth Proportional to 27,228,547.20, 40,842,820.80 and 12,084,009.60

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Solution

The fourth proportional to 27,228,547.20, 40,842,820.80 and 12,084,009.60 is: 18,126,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,228,547.20 : 40,842,820.80 = 12,084,009.60 : x
  2. Step 2: Convert to fraction form
    27,228,547.20/40,842,820.80 = 12,084,009.60/x
  3. Step 3: Cross multiply
    27,228,547.20x = 40,842,820.80 × 12,084,009.60
  4. Step 4: Simplify right side
    27,228,547.20x = 493,545,038,638,279.62
  5. Step 5: Solve for x
    x = 493,545,038,638,279.62/27,228,547.20
  6. Step 6: Final answer
    x = 18,126,014.40

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1.5x scale

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.