Home / 93,218,824.40-139,828,678.85-28,522,526.27

Finding the Fourth Proportional to 93,218,824.40, 139,828,678.85 and 28,522,526.27

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Solution

The fourth proportional to 93,218,824.40, 139,828,678.85 and 28,522,526.27 is: 42,783,924.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,218,824.40 : 139,828,678.85 = 28,522,526.27 : x
  2. Step 2: Convert to fraction form
    93,218,824.40/139,828,678.85 = 28,522,526.27/x
  3. Step 3: Cross multiply
    93,218,824.40x = 139,828,678.85 × 28,522,526.27
  4. Step 4: Simplify right side
    93,218,824.40x = 3,988,267,165,170,681
  5. Step 5: Solve for x
    x = 3,988,267,165,170,681/93,218,824.40
  6. Step 6: Final answer
    x = 42,783,924.72

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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.