Home / 40,700,398.03-61,037,477.08-13,400,190.81

Finding the Fourth Proportional to 40,700,398.03, 61,037,477.08 and 13,400,190.81

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Solution

The fourth proportional to 40,700,398.03, 61,037,477.08 and 13,400,190.81 is: 20,095,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,700,398.03 : 61,037,477.08 = 13,400,190.81 : x
  2. Step 2: Convert to fraction form
    40,700,398.03/61,037,477.08 = 13,400,190.81/x
  3. Step 3: Cross multiply
    40,700,398.03x = 61,037,477.08 × 13,400,190.81
  4. Step 4: Simplify right side
    40,700,398.03x = 817,913,839,399,501.25
  5. Step 5: Solve for x
    x = 817,913,839,399,501.25/40,700,398.03
  6. Step 6: Final answer
    x = 20,095,966.60

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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.