Home / 12,953,079.40-19,442,060.70-6,570,538.60

Finding the Fourth Proportional to 12,953,079.40, 19,442,060.70 and 6,570,538.60

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Solution

The fourth proportional to 12,953,079.40, 19,442,060.70 and 6,570,538.60 is: 9,862,118.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953,079.40 : 19,442,060.70 = 6,570,538.60 : x
  2. Step 2: Convert to fraction form
    12,953,079.40/19,442,060.70 = 6,570,538.60/x
  3. Step 3: Cross multiply
    12,953,079.40x = 19,442,060.70 × 6,570,538.60
  4. Step 4: Simplify right side
    12,953,079.40x = 127,744,810,292,893.02
  5. Step 5: Solve for x
    x = 127,744,810,292,893.02/12,953,079.40
  6. Step 6: Final answer
    x = 9,862,118.99

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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.