Home / 74,762,730.81-112,155,953.40-31,632,255

Finding the Fourth Proportional to 74,762,730.81, 112,155,953.40 and 31,632,255

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Solution

The fourth proportional to 74,762,730.81, 112,155,953.40 and 31,632,255 is: 47,453,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,762,730.81 : 112,155,953.40 = 31,632,255 : x
  2. Step 2: Convert to fraction form
    74,762,730.81/112,155,953.40 = 31,632,255/x
  3. Step 3: Cross multiply
    74,762,730.81x = 112,155,953.40 × 31,632,255
  4. Step 4: Simplify right side
    74,762,730.81x = 3,547,745,717,716,917
  5. Step 5: Solve for x
    x = 3,547,745,717,716,917/74,762,730.81
  6. Step 6: Final answer
    x = 47,453,399.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.