Home / 28,088,547.72-42,095,828.25-11,894,460.93

Finding the Fourth Proportional to 28,088,547.72, 42,095,828.25 and 11,894,460.93

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Solution

The fourth proportional to 28,088,547.72, 42,095,828.25 and 11,894,460.93 is: 17,826,026.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,088,547.72 : 42,095,828.25 = 11,894,460.93 : x
  2. Step 2: Convert to fraction form
    28,088,547.72/42,095,828.25 = 11,894,460.93/x
  3. Step 3: Cross multiply
    28,088,547.72x = 42,095,828.25 × 11,894,460.93
  4. Step 4: Simplify right side
    28,088,547.72x = 500,707,184,435,615.25
  5. Step 5: Solve for x
    x = 500,707,184,435,615.25/28,088,547.72
  6. Step 6: Final answer
    x = 17,826,026.09

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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.