Home / 52,756,031.80-79,134,047.70-43,686,105.40

Finding the Fourth Proportional to 52,756,031.80, 79,134,047.70 and 43,686,105.40

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Solution

The fourth proportional to 52,756,031.80, 79,134,047.70 and 43,686,105.40 is: 65,529,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,756,031.80 : 79,134,047.70 = 43,686,105.40 : x
  2. Step 2: Convert to fraction form
    52,756,031.80/79,134,047.70 = 43,686,105.40/x
  3. Step 3: Cross multiply
    52,756,031.80x = 79,134,047.70 × 43,686,105.40
  4. Step 4: Simplify right side
    52,756,031.80x = 3,457,058,348,550,827.50
  5. Step 5: Solve for x
    x = 3,457,058,348,550,827.50/52,756,031.80
  6. Step 6: Final answer
    x = 65,529,158.10

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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.