Home / 8,958,045.30-13,437,067.95-4,912,970.10

Finding the Fourth Proportional to 8,958,045.30, 13,437,067.95 and 4,912,970.10

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Solution

The fourth proportional to 8,958,045.30, 13,437,067.95 and 4,912,970.10 is: 7,369,455.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958,045.30 : 13,437,067.95 = 4,912,970.10 : x
  2. Step 2: Convert to fraction form
    8,958,045.30/13,437,067.95 = 4,912,970.10/x
  3. Step 3: Cross multiply
    8,958,045.30x = 13,437,067.95 × 4,912,970.10
  4. Step 4: Simplify right side
    8,958,045.30x = 66,015,913,070,018.29
  5. Step 5: Solve for x
    x = 66,015,913,070,018.29/8,958,045.30
  6. Step 6: Final answer
    x = 7,369,455.15

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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.