Home / 21,977,038.40-32,942,812.80-9,852,310.40

Finding the Fourth Proportional to 21,977,038.40, 32,942,812.80 and 9,852,310.40

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Solution

The fourth proportional to 21,977,038.40, 32,942,812.80 and 9,852,310.40 is: 14,768,269.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,977,038.40 : 32,942,812.80 = 9,852,310.40 : x
  2. Step 2: Convert to fraction form
    21,977,038.40/32,942,812.80 = 9,852,310.40/x
  3. Step 3: Cross multiply
    21,977,038.40x = 32,942,812.80 × 9,852,310.40
  4. Step 4: Simplify right side
    21,977,038.40x = 324,562,817,154,693.12
  5. Step 5: Solve for x
    x = 324,562,817,154,693.12/21,977,038.40
  6. Step 6: Final answer
    x = 14,768,269.10

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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.