Home / 15,537,643.56-21,443,117.04-9,011,220.03

Finding the Fourth Proportional to 15,537,643.56, 21,443,117.04 and 9,011,220.03

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Solution

The fourth proportional to 15,537,643.56, 21,443,117.04 and 9,011,220.03 is: 12,436,161.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,537,643.56 : 21,443,117.04 = 9,011,220.03 : x
  2. Step 2: Convert to fraction form
    15,537,643.56/21,443,117.04 = 9,011,220.03/x
  3. Step 3: Cross multiply
    15,537,643.56x = 21,443,117.04 × 9,011,220.03
  4. Step 4: Simplify right side
    15,537,643.56x = 193,228,645,776,482.28
  5. Step 5: Solve for x
    x = 193,228,645,776,482.28/15,537,643.56
  6. Step 6: Final answer
    x = 12,436,161.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.