Home / 12,429,852.29-17,154,058.49-7,535,280.68

Finding the Fourth Proportional to 12,429,852.29, 17,154,058.49 and 7,535,280.68

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Solution

The fourth proportional to 12,429,852.29, 17,154,058.49 and 7,535,280.68 is: 10,399,210.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,429,852.29 : 17,154,058.49 = 7,535,280.68 : x
  2. Step 2: Convert to fraction form
    12,429,852.29/17,154,058.49 = 7,535,280.68/x
  3. Step 3: Cross multiply
    12,429,852.29x = 17,154,058.49 × 7,535,280.68
  4. Step 4: Simplify right side
    12,429,852.29x = 129,260,645,399,840.27
  5. Step 5: Solve for x
    x = 129,260,645,399,840.27/12,429,852.29
  6. Step 6: Final answer
    x = 10,399,210.10

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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.