Home / 40,834,183.05-56,355,143.76-30,502,970.01

Finding the Fourth Proportional to 40,834,183.05, 56,355,143.76 and 30,502,970.01

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Solution

The fourth proportional to 40,834,183.05, 56,355,143.76 and 30,502,970.01 is: 42,097,065.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,834,183.05 : 56,355,143.76 = 30,502,970.01 : x
  2. Step 2: Convert to fraction form
    40,834,183.05/56,355,143.76 = 30,502,970.01/x
  3. Step 3: Cross multiply
    40,834,183.05x = 56,355,143.76 × 30,502,970.01
  4. Step 4: Simplify right side
    40,834,183.05x = 1,718,999,260,020,518.75
  5. Step 5: Solve for x
    x = 1,718,999,260,020,518.75/40,834,183.05
  6. Step 6: Final answer
    x = 42,097,065.05

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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.