Home / 10,369,548.65-15,554,322.98-9,109,836.65

Finding the Fourth Proportional to 10,369,548.65, 15,554,322.98 and 9,109,836.65

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Solution

The fourth proportional to 10,369,548.65, 15,554,322.98 and 9,109,836.65 is: 13,664,754.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,548.65 : 15,554,322.98 = 9,109,836.65 : x
  2. Step 2: Convert to fraction form
    10,369,548.65/15,554,322.98 = 9,109,836.65/x
  3. Step 3: Cross multiply
    10,369,548.65x = 15,554,322.98 × 9,109,836.65
  4. Step 4: Simplify right side
    10,369,548.65x = 141,697,341,549,141.22
  5. Step 5: Solve for x
    x = 141,697,341,549,141.22/10,369,548.65
  6. Step 6: Final answer
    x = 13,664,754.98

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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.