Home / 9,721,278.40-14,560,922.40-8,461,566.40

Finding the Fourth Proportional to 9,721,278.40, 14,560,922.40 and 8,461,566.40

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Solution

The fourth proportional to 9,721,278.40, 14,560,922.40 and 8,461,566.40 is: 12,674,075.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721,278.40 : 14,560,922.40 = 8,461,566.40 : x
  2. Step 2: Convert to fraction form
    9,721,278.40/14,560,922.40 = 8,461,566.40/x
  3. Step 3: Cross multiply
    9,721,278.40x = 14,560,922.40 × 8,461,566.40
  4. Step 4: Simplify right side
    9,721,278.40x = 123,208,211,732,847.38
  5. Step 5: Solve for x
    x = 123,208,211,732,847.38/9,721,278.40
  6. Step 6: Final answer
    x = 12,674,075.02

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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.