Home / 13,064,196.16-18,027,569.28-7,262,624.80

Finding the Fourth Proportional to 13,064,196.16, 18,027,569.28 and 7,262,624.80

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Solution

The fourth proportional to 13,064,196.16, 18,027,569.28 and 7,262,624.80 is: 10,021,854.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064,196.16 : 18,027,569.28 = 7,262,624.80 : x
  2. Step 2: Convert to fraction form
    13,064,196.16/18,027,569.28 = 7,262,624.80/x
  3. Step 3: Cross multiply
    13,064,196.16x = 18,027,569.28 × 7,262,624.80
  4. Step 4: Simplify right side
    13,064,196.16x = 130,927,471,736,646.16
  5. Step 5: Solve for x
    x = 130,927,471,736,646.16/13,064,196.16
  6. Step 6: Final answer
    x = 10,021,854.40

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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.