Home / 7,216,740.24-9,959,100.71-4,316,130.65

Finding the Fourth Proportional to 7,216,740.24, 9,959,100.71 and 4,316,130.65

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Solution

The fourth proportional to 7,216,740.24, 9,959,100.71 and 4,316,130.65 is: 5,956,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,740.24 : 9,959,100.71 = 4,316,130.65 : x
  2. Step 2: Convert to fraction form
    7,216,740.24/9,959,100.71 = 4,316,130.65/x
  3. Step 3: Cross multiply
    7,216,740.24x = 9,959,100.71 × 4,316,130.65
  4. Step 4: Simplify right side
    7,216,740.24x = 42,984,779,749,491.60
  5. Step 5: Solve for x
    x = 42,984,779,749,491.60/7,216,740.24
  6. Step 6: Final answer
    x = 5,956,259.80

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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.