Home / 35,316,929.28-48,732,989.76-20,434,811.52

Finding the Fourth Proportional to 35,316,929.28, 48,732,989.76 and 20,434,811.52

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Solution

The fourth proportional to 35,316,929.28, 48,732,989.76 and 20,434,811.52 is: 28,197,509.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,316,929.28 : 48,732,989.76 = 20,434,811.52 : x
  2. Step 2: Convert to fraction form
    35,316,929.28/48,732,989.76 = 20,434,811.52/x
  3. Step 3: Cross multiply
    35,316,929.28x = 48,732,989.76 × 20,434,811.52
  4. Step 4: Simplify right side
    35,316,929.28x = 995,849,460,551,690
  5. Step 5: Solve for x
    x = 995,849,460,551,690/35,316,929.28
  6. Step 6: Final answer
    x = 28,197,509.83

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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.