Home / 14,304,055.20-21,456,082.80-11,910,602.40

Finding the Fourth Proportional to 14,304,055.20, 21,456,082.80 and 11,910,602.40

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Solution

The fourth proportional to 14,304,055.20, 21,456,082.80 and 11,910,602.40 is: 17,865,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304,055.20 : 21,456,082.80 = 11,910,602.40 : x
  2. Step 2: Convert to fraction form
    14,304,055.20/21,456,082.80 = 11,910,602.40/x
  3. Step 3: Cross multiply
    14,304,055.20x = 21,456,082.80 × 11,910,602.40
  4. Step 4: Simplify right side
    14,304,055.20x = 255,554,871,292,278.75
  5. Step 5: Solve for x
    x = 255,554,871,292,278.75/14,304,055.20
  6. Step 6: Final answer
    x = 17,865,903.60

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1.5x scale

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.