Home / 32,721,931.28-45,158,964.70-18,785,975.74

Finding the Fourth Proportional to 32,721,931.28, 45,158,964.70 and 18,785,975.74

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Solution

The fourth proportional to 32,721,931.28, 45,158,964.70 and 18,785,975.74 is: 25,926,196.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,721,931.28 : 45,158,964.70 = 18,785,975.74 : x
  2. Step 2: Convert to fraction form
    32,721,931.28/45,158,964.70 = 18,785,975.74/x
  3. Step 3: Cross multiply
    32,721,931.28x = 45,158,964.70 × 18,785,975.74
  4. Step 4: Simplify right side
    32,721,931.28x = 848,355,215,243,525.12
  5. Step 5: Solve for x
    x = 848,355,215,243,525.12/32,721,931.28
  6. Step 6: Final answer
    x = 25,926,196.35

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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.