Home / 19,109,385-26,370,557.64-10,407,710.52

Finding the Fourth Proportional to 19,109,385, 26,370,557.64 and 10,407,710.52

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Solution

The fourth proportional to 19,109,385, 26,370,557.64 and 10,407,710.52 is: 14,362,426.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,109,385 : 26,370,557.64 = 10,407,710.52 : x
  2. Step 2: Convert to fraction form
    19,109,385/26,370,557.64 = 10,407,710.52/x
  3. Step 3: Cross multiply
    19,109,385x = 26,370,557.64 × 10,407,710.52
  4. Step 4: Simplify right side
    19,109,385x = 274,457,130,168,094.38
  5. Step 5: Solve for x
    x = 274,457,130,168,094.38/19,109,385
  6. Step 6: Final answer
    x = 14,362,426.12

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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.