Home / 28,132,225.02-38,824,097.58-15,742,210.28

Finding the Fourth Proportional to 28,132,225.02, 38,824,097.58 and 15,742,210.28

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Solution

The fourth proportional to 28,132,225.02, 38,824,097.58 and 15,742,210.28 is: 21,725,160.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,132,225.02 : 38,824,097.58 = 15,742,210.28 : x
  2. Step 2: Convert to fraction form
    28,132,225.02/38,824,097.58 = 15,742,210.28/x
  3. Step 3: Cross multiply
    28,132,225.02x = 38,824,097.58 × 15,742,210.28
  4. Step 4: Simplify right side
    28,132,225.02x = 611,177,107,841,478.62
  5. Step 5: Solve for x
    x = 611,177,107,841,478.62/28,132,225.02
  6. Step 6: Final answer
    x = 21,725,160.64

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1.5x scale

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.