Home / 9,689,970.30-14,534,955.45-7,800,402.30

Finding the Fourth Proportional to 9,689,970.30, 14,534,955.45 and 7,800,402.30

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Solution

The fourth proportional to 9,689,970.30, 14,534,955.45 and 7,800,402.30 is: 11,700,603.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689,970.30 : 14,534,955.45 = 7,800,402.30 : x
  2. Step 2: Convert to fraction form
    9,689,970.30/14,534,955.45 = 7,800,402.30/x
  3. Step 3: Cross multiply
    9,689,970.30x = 14,534,955.45 × 7,800,402.30
  4. Step 4: Simplify right side
    9,689,970.30x = 113,378,499,922,577.53
  5. Step 5: Solve for x
    x = 113,378,499,922,577.53/9,689,970.30
  6. Step 6: Final answer
    x = 11,700,603.45

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Similar ratio
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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.