Home / 25,710,688.36-35,497,370.82-15,931,510.12

Finding the Fourth Proportional to 25,710,688.36, 35,497,370.82 and 15,931,510.12

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Solution

The fourth proportional to 25,710,688.36, 35,497,370.82 and 15,931,510.12 is: 21,995,783.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,710,688.36 : 35,497,370.82 = 15,931,510.12 : x
  2. Step 2: Convert to fraction form
    25,710,688.36/35,497,370.82 = 15,931,510.12/x
  3. Step 3: Cross multiply
    25,710,688.36x = 35,497,370.82 × 15,931,510.12
  4. Step 4: Simplify right side
    25,710,688.36x = 565,526,722,452,222.62
  5. Step 5: Solve for x
    x = 565,526,722,452,222.62/25,710,688.36
  6. Step 6: Final answer
    x = 21,995,783.02

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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.