Home / 10,045,669-13,862,925.48-5,461,990.36

Finding the Fourth Proportional to 10,045,669, 13,862,925.48 and 5,461,990.36

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Solution

The fourth proportional to 10,045,669, 13,862,925.48 and 5,461,990.36 is: 7,537,493.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045,669 : 13,862,925.48 = 5,461,990.36 : x
  2. Step 2: Convert to fraction form
    10,045,669/13,862,925.48 = 5,461,990.36/x
  3. Step 3: Cross multiply
    10,045,669x = 13,862,925.48 × 5,461,990.36
  4. Step 4: Simplify right side
    10,045,669x = 75,719,165,333,158.38
  5. Step 5: Solve for x
    x = 75,719,165,333,158.38/10,045,669
  6. Step 6: Final answer
    x = 7,537,493.55

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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.