Home / 9,078,557.54-12,528,032.46-4,948,497.80

Finding the Fourth Proportional to 9,078,557.54, 12,528,032.46 and 4,948,497.80

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Solution

The fourth proportional to 9,078,557.54, 12,528,032.46 and 4,948,497.80 is: 6,828,721.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,557.54 : 12,528,032.46 = 4,948,497.80 : x
  2. Step 2: Convert to fraction form
    9,078,557.54/12,528,032.46 = 4,948,497.80/x
  3. Step 3: Cross multiply
    9,078,557.54x = 12,528,032.46 × 4,948,497.80
  4. Step 4: Simplify right side
    9,078,557.54x = 61,994,941,066,638.59
  5. Step 5: Solve for x
    x = 61,994,941,066,638.59/9,078,557.54
  6. Step 6: Final answer
    x = 6,828,721.50

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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.