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Finding the Fourth Proportional to 6,357,954.78, 8,773,710.48 and 3,604,827.42

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Solution

The fourth proportional to 6,357,954.78, 8,773,710.48 and 3,604,827.42 is: 4,974,510.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357,954.78 : 8,773,710.48 = 3,604,827.42 : x
  2. Step 2: Convert to fraction form
    6,357,954.78/8,773,710.48 = 3,604,827.42/x
  3. Step 3: Cross multiply
    6,357,954.78x = 8,773,710.48 × 3,604,827.42
  4. Step 4: Simplify right side
    6,357,954.78x = 31,627,712,113,445.36
  5. Step 5: Solve for x
    x = 31,627,712,113,445.36/6,357,954.78
  6. Step 6: Final answer
    x = 4,974,510.39

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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.