Home / 6,644,625.40-9,966,938.10-5,688,031.60

Finding the Fourth Proportional to 6,644,625.40, 9,966,938.10 and 5,688,031.60

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Solution

The fourth proportional to 6,644,625.40, 9,966,938.10 and 5,688,031.60 is: 8,532,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,625.40 : 9,966,938.10 = 5,688,031.60 : x
  2. Step 2: Convert to fraction form
    6,644,625.40/9,966,938.10 = 5,688,031.60/x
  3. Step 3: Cross multiply
    6,644,625.40x = 9,966,938.10 × 5,688,031.60
  4. Step 4: Simplify right side
    6,644,625.40x = 56,692,258,868,043.95
  5. Step 5: Solve for x
    x = 56,692,258,868,043.95/6,644,625.40
  6. Step 6: Final answer
    x = 8,532,047.40

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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.