Home / 31,065,870.29-42,870,948.23-17,314,539.17

Finding the Fourth Proportional to 31,065,870.29, 42,870,948.23 and 17,314,539.17

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Solution

The fourth proportional to 31,065,870.29, 42,870,948.23 and 17,314,539.17 is: 23,894,090.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,065,870.29 : 42,870,948.23 = 17,314,539.17 : x
  2. Step 2: Convert to fraction form
    31,065,870.29/42,870,948.23 = 17,314,539.17/x
  3. Step 3: Cross multiply
    31,065,870.29x = 42,870,948.23 × 17,314,539.17
  4. Step 4: Simplify right side
    31,065,870.29x = 742,290,712,212,308.75
  5. Step 5: Solve for x
    x = 742,290,712,212,308.75/31,065,870.29
  6. Step 6: Final answer
    x = 23,894,090.38

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Why These Related Problems?

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