Home / 10,225,859.07-14,111,980.95-5,642,475.69

Finding the Fourth Proportional to 10,225,859.07, 14,111,980.95 and 5,642,475.69

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Solution

The fourth proportional to 10,225,859.07, 14,111,980.95 and 5,642,475.69 is: 7,786,779.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,225,859.07 : 14,111,980.95 = 5,642,475.69 : x
  2. Step 2: Convert to fraction form
    10,225,859.07/14,111,980.95 = 5,642,475.69/x
  3. Step 3: Cross multiply
    10,225,859.07x = 14,111,980.95 × 5,642,475.69
  4. Step 4: Simplify right side
    10,225,859.07x = 79,626,509,448,118.11
  5. Step 5: Solve for x
    x = 79,626,509,448,118.11/10,225,859.07
  6. Step 6: Final answer
    x = 7,786,779.47

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Double scale
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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.