Home / 14,435,064.36-19,920,388.25-7,908,941.34

Finding the Fourth Proportional to 14,435,064.36, 19,920,388.25 and 7,908,941.34

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Solution

The fourth proportional to 14,435,064.36, 19,920,388.25 and 7,908,941.34 is: 10,914,338.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435,064.36 : 19,920,388.25 = 7,908,941.34 : x
  2. Step 2: Convert to fraction form
    14,435,064.36/19,920,388.25 = 7,908,941.34/x
  3. Step 3: Cross multiply
    14,435,064.36x = 19,920,388.25 × 7,908,941.34
  4. Step 4: Simplify right side
    14,435,064.36x = 157,549,182,139,275.25
  5. Step 5: Solve for x
    x = 157,549,182,139,275.25/14,435,064.36
  6. Step 6: Final answer
    x = 10,914,338.74

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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.