Home / 18,697,024.40-28,038,538.20-6,561,798.80

Finding the Fourth Proportional to 18,697,024.40, 28,038,538.20 and 6,561,798.80

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Solution

The fourth proportional to 18,697,024.40, 28,038,538.20 and 6,561,798.80 is: 9,840,242.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,697,024.40 : 28,038,538.20 = 6,561,798.80 : x
  2. Step 2: Convert to fraction form
    18,697,024.40/28,038,538.20 = 6,561,798.80/x
  3. Step 3: Cross multiply
    18,697,024.40x = 28,038,538.20 × 6,561,798.80
  4. Step 4: Simplify right side
    18,697,024.40x = 183,983,246,314,514.16
  5. Step 5: Solve for x
    x = 183,983,246,314,514.16/18,697,024.40
  6. Step 6: Final answer
    x = 9,840,242.08

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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.