Home / 25,386,095.63-38,084,606.25-7,878,307.02

Finding the Fourth Proportional to 25,386,095.63, 38,084,606.25 and 7,878,307.02

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Solution

The fourth proportional to 25,386,095.63, 38,084,606.25 and 7,878,307.02 is: 11,819,155.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,386,095.63 : 38,084,606.25 = 7,878,307.02 : x
  2. Step 2: Convert to fraction form
    25,386,095.63/38,084,606.25 = 7,878,307.02/x
  3. Step 3: Cross multiply
    25,386,095.63x = 38,084,606.25 × 7,878,307.02
  4. Step 4: Simplify right side
    25,386,095.63x = 300,042,220,543,496.25
  5. Step 5: Solve for x
    x = 300,042,220,543,496.25/25,386,095.63
  6. Step 6: Final answer
    x = 11,819,155.85

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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.