Home / 28,460,055.42-42,689,929.80-6,894,646.20

Finding the Fourth Proportional to 28,460,055.42, 42,689,929.80 and 6,894,646.20

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Solution

The fourth proportional to 28,460,055.42, 42,689,929.80 and 6,894,646.20 is: 10,341,932.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,460,055.42 : 42,689,929.80 = 6,894,646.20 : x
  2. Step 2: Convert to fraction form
    28,460,055.42/42,689,929.80 = 6,894,646.20/x
  3. Step 3: Cross multiply
    28,460,055.42x = 42,689,929.80 × 6,894,646.20
  4. Step 4: Simplify right side
    28,460,055.42x = 294,331,962,273,836.75
  5. Step 5: Solve for x
    x = 294,331,962,273,836.75/28,460,055.42
  6. Step 6: Final answer
    x = 10,341,932.15

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1.5x scale

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.