Home / 13,908,032.10-20,862,048.15-7,105,587.30

Finding the Fourth Proportional to 13,908,032.10, 20,862,048.15 and 7,105,587.30

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Solution

The fourth proportional to 13,908,032.10, 20,862,048.15 and 7,105,587.30 is: 10,658,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,032.10 : 20,862,048.15 = 7,105,587.30 : x
  2. Step 2: Convert to fraction form
    13,908,032.10/20,862,048.15 = 7,105,587.30/x
  3. Step 3: Cross multiply
    13,908,032.10x = 20,862,048.15 × 7,105,587.30
  4. Step 4: Simplify right side
    13,908,032.10x = 148,237,104,386,628.47
  5. Step 5: Solve for x
    x = 148,237,104,386,628.47/13,908,032.10
  6. Step 6: Final answer
    x = 10,658,380.95

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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.