Home / 13,656,353.04-18,845,547.24-7,461,266.69

Finding the Fourth Proportional to 13,656,353.04, 18,845,547.24 and 7,461,266.69

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Solution

The fourth proportional to 13,656,353.04, 18,845,547.24 and 7,461,266.69 is: 10,296,427.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,656,353.04 : 18,845,547.24 = 7,461,266.69 : x
  2. Step 2: Convert to fraction form
    13,656,353.04/18,845,547.24 = 7,461,266.69/x
  3. Step 3: Cross multiply
    13,656,353.04x = 18,845,547.24 × 7,461,266.69
  4. Step 4: Simplify right side
    13,656,353.04x = 140,611,653,876,633.44
  5. Step 5: Solve for x
    x = 140,611,653,876,633.44/13,656,353.04
  6. Step 6: Final answer
    x = 10,296,427.86

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1.5x scale

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.