Home / 15,249,993.02-21,027,210.55-11,375,788.13

Finding the Fourth Proportional to 15,249,993.02, 21,027,210.55 and 11,375,788.13

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Solution

The fourth proportional to 15,249,993.02, 21,027,210.55 and 11,375,788.13 is: 15,685,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,249,993.02 : 21,027,210.55 = 11,375,788.13 : x
  2. Step 2: Convert to fraction form
    15,249,993.02/21,027,210.55 = 11,375,788.13/x
  3. Step 3: Cross multiply
    15,249,993.02x = 21,027,210.55 × 11,375,788.13
  4. Step 4: Simplify right side
    15,249,993.02x = 239,201,092,181,700.81
  5. Step 5: Solve for x
    x = 239,201,092,181,700.81/15,249,993.02
  6. Step 6: Final answer
    x = 15,685,324.70

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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.