Home / 13,985,641.44-19,301,373.36-7,875,260.64

Finding the Fourth Proportional to 13,985,641.44, 19,301,373.36 and 7,875,260.64

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Solution

The fourth proportional to 13,985,641.44, 19,301,373.36 and 7,875,260.64 is: 10,868,528.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,985,641.44 : 19,301,373.36 = 7,875,260.64 : x
  2. Step 2: Convert to fraction form
    13,985,641.44/19,301,373.36 = 7,875,260.64/x
  3. Step 3: Cross multiply
    13,985,641.44x = 19,301,373.36 × 7,875,260.64
  4. Step 4: Simplify right side
    13,985,641.44x = 152,003,345,919,952.53
  5. Step 5: Solve for x
    x = 152,003,345,919,952.53/13,985,641.44
  6. Step 6: Final answer
    x = 10,868,528.74

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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.