Home / 12,674,261.80-19,011,392.70-4,155,459.40

Finding the Fourth Proportional to 12,674,261.80, 19,011,392.70 and 4,155,459.40

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Solution

The fourth proportional to 12,674,261.80, 19,011,392.70 and 4,155,459.40 is: 6,233,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674,261.80 : 19,011,392.70 = 4,155,459.40 : x
  2. Step 2: Convert to fraction form
    12,674,261.80/19,011,392.70 = 4,155,459.40/x
  3. Step 3: Cross multiply
    12,674,261.80x = 19,011,392.70 × 4,155,459.40
  4. Step 4: Simplify right side
    12,674,261.80x = 79,001,070,502,306.38
  5. Step 5: Solve for x
    x = 79,001,070,502,306.38/12,674,261.80
  6. Step 6: Final answer
    x = 6,233,189.10

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Similar ratio
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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.