Home / 14,371,310.90-21,556,966.35-8,688,610.10

Finding the Fourth Proportional to 14,371,310.90, 21,556,966.35 and 8,688,610.10

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Solution

The fourth proportional to 14,371,310.90, 21,556,966.35 and 8,688,610.10 is: 13,032,915.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371,310.90 : 21,556,966.35 = 8,688,610.10 : x
  2. Step 2: Convert to fraction form
    14,371,310.90/21,556,966.35 = 8,688,610.10/x
  3. Step 3: Cross multiply
    14,371,310.90x = 21,556,966.35 × 8,688,610.10
  4. Step 4: Simplify right side
    14,371,310.90x = 187,300,075,553,970.12
  5. Step 5: Solve for x
    x = 187,300,075,553,970.12/14,371,310.90
  6. Step 6: Final answer
    x = 13,032,915.15

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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.