Home / 7,695,988.20-11,536,368.30-3,645,356.40

Finding the Fourth Proportional to 7,695,988.20, 11,536,368.30 and 3,645,356.40

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Solution

The fourth proportional to 7,695,988.20, 11,536,368.30 and 3,645,356.40 is: 5,464,428.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695,988.20 : 11,536,368.30 = 3,645,356.40 : x
  2. Step 2: Convert to fraction form
    7,695,988.20/11,536,368.30 = 3,645,356.40/x
  3. Step 3: Cross multiply
    7,695,988.20x = 11,536,368.30 × 3,645,356.40
  4. Step 4: Simplify right side
    7,695,988.20x = 42,054,174,015,162.12
  5. Step 5: Solve for x
    x = 42,054,174,015,162.12/7,695,988.20
  6. Step 6: Final answer
    x = 5,464,428.08

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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.