Home / 21,977,036.40-32,942,809.80-9,852,308.40

Finding the Fourth Proportional to 21,977,036.40, 32,942,809.80 and 9,852,308.40

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Solution

The fourth proportional to 21,977,036.40, 32,942,809.80 and 9,852,308.40 is: 14,768,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,977,036.40 : 32,942,809.80 = 9,852,308.40 : x
  2. Step 2: Convert to fraction form
    21,977,036.40/32,942,809.80 = 9,852,308.40/x
  3. Step 3: Cross multiply
    21,977,036.40x = 32,942,809.80 × 9,852,308.40
  4. Step 4: Simplify right side
    21,977,036.40x = 324,562,721,712,142.31
  5. Step 5: Solve for x
    x = 324,562,721,712,142.31/21,977,036.40
  6. Step 6: Final answer
    x = 14,768,266.10

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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.