Home / 6,999,528.40-9,660,601.80-4,098,749.92

Finding the Fourth Proportional to 6,999,528.40, 9,660,601.80 and 4,098,749.92

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Solution

The fourth proportional to 6,999,528.40, 9,660,601.80 and 4,098,749.92 is: 5,657,008.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999,528.40 : 9,660,601.80 = 4,098,749.92 : x
  2. Step 2: Convert to fraction form
    6,999,528.40/9,660,601.80 = 4,098,749.92/x
  3. Step 3: Cross multiply
    6,999,528.40x = 9,660,601.80 × 4,098,749.92
  4. Step 4: Simplify right side
    6,999,528.40x = 39,596,390,854,901.86
  5. Step 5: Solve for x
    x = 39,596,390,854,901.86/6,999,528.40
  6. Step 6: Final answer
    x = 5,657,008.39

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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.