Home / 8,525,929.40-12,788,894.10-6,146,473.40

Finding the Fourth Proportional to 8,525,929.40, 12,788,894.10 and 6,146,473.40

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Solution

The fourth proportional to 8,525,929.40, 12,788,894.10 and 6,146,473.40 is: 9,219,710.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525,929.40 : 12,788,894.10 = 6,146,473.40 : x
  2. Step 2: Convert to fraction form
    8,525,929.40/12,788,894.10 = 6,146,473.40/x
  3. Step 3: Cross multiply
    8,525,929.40x = 12,788,894.10 × 6,146,473.40
  4. Step 4: Simplify right side
    8,525,929.40x = 78,606,597,401,066.94
  5. Step 5: Solve for x
    x = 78,606,597,401,066.94/8,525,929.40
  6. Step 6: Final answer
    x = 9,219,710.10

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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.