Home / 37,931,792.32-52,346,006.76-20,528,132.32

Finding the Fourth Proportional to 37,931,792.32, 52,346,006.76 and 20,528,132.32

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Solution

The fourth proportional to 37,931,792.32, 52,346,006.76 and 20,528,132.32 is: 28,328,894.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,931,792.32 : 52,346,006.76 = 20,528,132.32 : x
  2. Step 2: Convert to fraction form
    37,931,792.32/52,346,006.76 = 20,528,132.32/x
  3. Step 3: Cross multiply
    37,931,792.32x = 52,346,006.76 × 20,528,132.32
  4. Step 4: Simplify right side
    37,931,792.32x = 1,074,565,753,192,894.50
  5. Step 5: Solve for x
    x = 1,074,565,753,192,894.50/37,931,792.32
  6. Step 6: Final answer
    x = 28,328,894.77

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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.