Home / 13,310,291.10-18,369,041.74-7,506,955.38

Finding the Fourth Proportional to 13,310,291.10, 18,369,041.74 and 7,506,955.38

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Solution

The fourth proportional to 13,310,291.10, 18,369,041.74 and 7,506,955.38 is: 10,360,072.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,310,291.10 : 18,369,041.74 = 7,506,955.38 : x
  2. Step 2: Convert to fraction form
    13,310,291.10/18,369,041.74 = 7,506,955.38/x
  3. Step 3: Cross multiply
    13,310,291.10x = 18,369,041.74 × 7,506,955.38
  4. Step 4: Simplify right side
    13,310,291.10x = 137,895,576,715,537.55
  5. Step 5: Solve for x
    x = 137,895,576,715,537.55/13,310,291.10
  6. Step 6: Final answer
    x = 10,360,072.19

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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.