Home / 12,773,143.60-19,159,715.40-8,238,180.40

Finding the Fourth Proportional to 12,773,143.60, 19,159,715.40 and 8,238,180.40

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Solution

The fourth proportional to 12,773,143.60, 19,159,715.40 and 8,238,180.40 is: 12,357,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773,143.60 : 19,159,715.40 = 8,238,180.40 : x
  2. Step 2: Convert to fraction form
    12,773,143.60/19,159,715.40 = 8,238,180.40/x
  3. Step 3: Cross multiply
    12,773,143.60x = 19,159,715.40 × 8,238,180.40
  4. Step 4: Simplify right side
    12,773,143.60x = 157,841,191,877,858.16
  5. Step 5: Solve for x
    x = 157,841,191,877,858.16/12,773,143.60
  6. Step 6: Final answer
    x = 12,357,270.60

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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.