Home / 51,686,811.04-71,328,277.60-28,482,768.40

Finding the Fourth Proportional to 51,686,811.04, 71,328,277.60 and 28,482,768.40

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Solution

The fourth proportional to 51,686,811.04, 71,328,277.60 and 28,482,768.40 is: 39,306,484.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,686,811.04 : 71,328,277.60 = 28,482,768.40 : x
  2. Step 2: Convert to fraction form
    51,686,811.04/71,328,277.60 = 28,482,768.40/x
  3. Step 3: Cross multiply
    51,686,811.04x = 71,328,277.60 × 28,482,768.40
  4. Step 4: Simplify right side
    51,686,811.04x = 2,031,626,811,251,707.50
  5. Step 5: Solve for x
    x = 2,031,626,811,251,707.50/51,686,811.04
  6. Step 6: Final answer
    x = 39,306,484.00

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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.