Home / 27,938,064.32-38,554,248.48-15,547,950.08

Finding the Fourth Proportional to 27,938,064.32, 38,554,248.48 and 15,547,950.08

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Solution

The fourth proportional to 27,938,064.32, 38,554,248.48 and 15,547,950.08 is: 21,456,015.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938,064.32 : 38,554,248.48 = 15,547,950.08 : x
  2. Step 2: Convert to fraction form
    27,938,064.32/38,554,248.48 = 15,547,950.08/x
  3. Step 3: Cross multiply
    27,938,064.32x = 38,554,248.48 × 15,547,950.08
  4. Step 4: Simplify right side
    27,938,064.32x = 599,439,530,738,955.88
  5. Step 5: Solve for x
    x = 599,439,530,738,955.88/27,938,064.32
  6. Step 6: Final answer
    x = 21,456,015.13

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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.