Home / 12,710,114.31-17,539,969.06-6,908,896.05

Finding the Fourth Proportional to 12,710,114.31, 17,539,969.06 and 6,908,896.05

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Solution

The fourth proportional to 12,710,114.31, 17,539,969.06 and 6,908,896.05 is: 9,534,282.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,710,114.31 : 17,539,969.06 = 6,908,896.05 : x
  2. Step 2: Convert to fraction form
    12,710,114.31/17,539,969.06 = 6,908,896.05/x
  3. Step 3: Cross multiply
    12,710,114.31x = 17,539,969.06 × 6,908,896.05
  4. Step 4: Simplify right side
    12,710,114.31x = 121,181,822,958,417.23
  5. Step 5: Solve for x
    x = 121,181,822,958,417.23/12,710,114.31
  6. Step 6: Final answer
    x = 9,534,282.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.