Home / 39,065,602.07-53,899,535.93-30,779,977.61

Finding the Fourth Proportional to 39,065,602.07, 53,899,535.93 and 30,779,977.61

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Solution

The fourth proportional to 39,065,602.07, 53,899,535.93 and 30,779,977.61 is: 42,467,706.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,065,602.07 : 53,899,535.93 = 30,779,977.61 : x
  2. Step 2: Convert to fraction form
    39,065,602.07/53,899,535.93 = 30,779,977.61/x
  3. Step 3: Cross multiply
    39,065,602.07x = 53,899,535.93 × 30,779,977.61
  4. Step 4: Simplify right side
    39,065,602.07x = 1,659,026,509,095,639.50
  5. Step 5: Solve for x
    x = 1,659,026,509,095,639.50/39,065,602.07
  6. Step 6: Final answer
    x = 42,467,706.14

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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.