Home / 25,730,920.86-35,508,670.92-14,128,484.40

Finding the Fourth Proportional to 25,730,920.86, 35,508,670.92 and 14,128,484.40

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Solution

The fourth proportional to 25,730,920.86, 35,508,670.92 and 14,128,484.40 is: 19,497,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,730,920.86 : 35,508,670.92 = 14,128,484.40 : x
  2. Step 2: Convert to fraction form
    25,730,920.86/35,508,670.92 = 14,128,484.40/x
  3. Step 3: Cross multiply
    25,730,920.86x = 35,508,670.92 × 14,128,484.40
  4. Step 4: Simplify right side
    25,730,920.86x = 501,683,703,157,953.69
  5. Step 5: Solve for x
    x = 501,683,703,157,953.69/25,730,920.86
  6. Step 6: Final answer
    x = 19,497,308.55

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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.