Home / 8,641,616.64-11,925,671.76-4,774,387.20

Finding the Fourth Proportional to 8,641,616.64, 11,925,671.76 and 4,774,387.20

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Solution

The fourth proportional to 8,641,616.64, 11,925,671.76 and 4,774,387.20 is: 6,588,787.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641,616.64 : 11,925,671.76 = 4,774,387.20 : x
  2. Step 2: Convert to fraction form
    8,641,616.64/11,925,671.76 = 4,774,387.20/x
  3. Step 3: Cross multiply
    8,641,616.64x = 11,925,671.76 × 4,774,387.20
  4. Step 4: Simplify right side
    8,641,616.64x = 56,937,774,602,345.48
  5. Step 5: Solve for x
    x = 56,937,774,602,345.48/8,641,616.64
  6. Step 6: Final answer
    x = 6,588,787.37

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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.