Home / 64,716,944.10-97,075,416.15-54,513,276.90

Finding the Fourth Proportional to 64,716,944.10, 97,075,416.15 and 54,513,276.90

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Solution

The fourth proportional to 64,716,944.10, 97,075,416.15 and 54,513,276.90 is: 81,769,915.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,716,944.10 : 97,075,416.15 = 54,513,276.90 : x
  2. Step 2: Convert to fraction form
    64,716,944.10/97,075,416.15 = 54,513,276.90/x
  3. Step 3: Cross multiply
    64,716,944.10x = 97,075,416.15 × 54,513,276.90
  4. Step 4: Simplify right side
    64,716,944.10x = 5,291,899,040,767,682
  5. Step 5: Solve for x
    x = 5,291,899,040,767,682/64,716,944.10
  6. Step 6: Final answer
    x = 81,769,915.35

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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.