Home / 30,804,020.02-42,507,863.51-16,862,678.15

Finding the Fourth Proportional to 30,804,020.02, 42,507,863.51 and 16,862,678.15

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Solution

The fourth proportional to 30,804,020.02, 42,507,863.51 and 16,862,678.15 is: 23,269,573.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,804,020.02 : 42,507,863.51 = 16,862,678.15 : x
  2. Step 2: Convert to fraction form
    30,804,020.02/42,507,863.51 = 16,862,678.15/x
  3. Step 3: Cross multiply
    30,804,020.02x = 42,507,863.51 × 16,862,678.15
  4. Step 4: Simplify right side
    30,804,020.02x = 716,796,421,281,983.50
  5. Step 5: Solve for x
    x = 716,796,421,281,983.50/30,804,020.02
  6. Step 6: Final answer
    x = 23,269,573.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.