Home / 13,087,818.42-19,613,352.02-10,343,299.34

Finding the Fourth Proportional to 13,087,818.42, 19,613,352.02 and 10,343,299.34

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Solution

The fourth proportional to 13,087,818.42, 19,613,352.02 and 10,343,299.34 is: 15,500,426.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,087,818.42 : 19,613,352.02 = 10,343,299.34 : x
  2. Step 2: Convert to fraction form
    13,087,818.42/19,613,352.02 = 10,343,299.34/x
  3. Step 3: Cross multiply
    13,087,818.42x = 19,613,352.02 × 10,343,299.34
  4. Step 4: Simplify right side
    13,087,818.42x = 202,866,771,000,970.53
  5. Step 5: Solve for x
    x = 202,866,771,000,970.53/13,087,818.42
  6. Step 6: Final answer
    x = 15,500,426.77

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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.