Home / 15,827,035.16-21,843,602.40-9,120,063.02

Finding the Fourth Proportional to 15,827,035.16, 21,843,602.40 and 9,120,063.02

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Solution

The fourth proportional to 15,827,035.16, 21,843,602.40 and 9,120,063.02 is: 12,587,008.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,827,035.16 : 21,843,602.40 = 9,120,063.02 : x
  2. Step 2: Convert to fraction form
    15,827,035.16/21,843,602.40 = 9,120,063.02/x
  3. Step 3: Cross multiply
    15,827,035.16x = 21,843,602.40 × 9,120,063.02
  4. Step 4: Simplify right side
    15,827,035.16x = 199,215,030,362,605.25
  5. Step 5: Solve for x
    x = 199,215,030,362,605.25/15,827,035.16
  6. Step 6: Final answer
    x = 12,587,008.77

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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.