Home / 64,792,807.70-97,190,363.55-19,355,162.90

Finding the Fourth Proportional to 64,792,807.70, 97,190,363.55 and 19,355,162.90

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Solution

The fourth proportional to 64,792,807.70, 97,190,363.55 and 19,355,162.90 is: 29,033,088.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,792,807.70 : 97,190,363.55 = 19,355,162.90 : x
  2. Step 2: Convert to fraction form
    64,792,807.70/97,190,363.55 = 19,355,162.90/x
  3. Step 3: Cross multiply
    64,792,807.70x = 97,190,363.55 × 19,355,162.90
  4. Step 4: Simplify right side
    64,792,807.70x = 1,881,135,318,820,472
  5. Step 5: Solve for x
    x = 1,881,135,318,820,472/64,792,807.70
  6. Step 6: Final answer
    x = 29,033,088.48

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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.