Home / 93,421,426.07-128,919,070.22-51,604,591.38

Finding the Fourth Proportional to 93,421,426.07, 128,919,070.22 and 51,604,591.38

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Solution

The fourth proportional to 93,421,426.07, 128,919,070.22 and 51,604,591.38 is: 71,212,956.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,421,426.07 : 128,919,070.22 = 51,604,591.38 : x
  2. Step 2: Convert to fraction form
    93,421,426.07/128,919,070.22 = 51,604,591.38/x
  3. Step 3: Cross multiply
    93,421,426.07x = 128,919,070.22 × 51,604,591.38
  4. Step 4: Simplify right side
    93,421,426.07x = 6,652,815,939,534,604
  5. Step 5: Solve for x
    x = 6,652,815,939,534,604/93,421,426.07
  6. Step 6: Final answer
    x = 71,212,956.38

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1.5x scale

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.