Home / 42,007,553.70-63,011,330.55-36,968,705.70

Finding the Fourth Proportional to 42,007,553.70, 63,011,330.55 and 36,968,705.70

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Solution

The fourth proportional to 42,007,553.70, 63,011,330.55 and 36,968,705.70 is: 55,453,058.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,007,553.70 : 63,011,330.55 = 36,968,705.70 : x
  2. Step 2: Convert to fraction form
    42,007,553.70/63,011,330.55 = 36,968,705.70/x
  3. Step 3: Cross multiply
    42,007,553.70x = 63,011,330.55 × 36,968,705.70
  4. Step 4: Simplify right side
    42,007,553.70x = 2,329,447,334,868,369
  5. Step 5: Solve for x
    x = 2,329,447,334,868,369/42,007,553.70
  6. Step 6: Final answer
    x = 55,453,058.55

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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.