Home / 28,759,275.65-39,688,779.70-17,008,616.93

Finding the Fourth Proportional to 28,759,275.65, 39,688,779.70 and 17,008,616.93

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Solution

The fourth proportional to 28,759,275.65, 39,688,779.70 and 17,008,616.93 is: 23,472,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,759,275.65 : 39,688,779.70 = 17,008,616.93 : x
  2. Step 2: Convert to fraction form
    28,759,275.65/39,688,779.70 = 17,008,616.93/x
  3. Step 3: Cross multiply
    28,759,275.65x = 39,688,779.70 × 17,008,616.93
  4. Step 4: Simplify right side
    28,759,275.65x = 675,051,250,159,277.25
  5. Step 5: Solve for x
    x = 675,051,250,159,277.25/28,759,275.65
  6. Step 6: Final answer
    x = 23,472,470.53

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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.