Home / 51,349,746.32-70,864,363.65-28,144,932.74

Finding the Fourth Proportional to 51,349,746.32, 70,864,363.65 and 28,144,932.74

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Solution

The fourth proportional to 51,349,746.32, 70,864,363.65 and 28,144,932.74 is: 38,840,946.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,349,746.32 : 70,864,363.65 = 28,144,932.74 : x
  2. Step 2: Convert to fraction form
    51,349,746.32/70,864,363.65 = 28,144,932.74/x
  3. Step 3: Cross multiply
    51,349,746.32x = 70,864,363.65 × 28,144,932.74
  4. Step 4: Simplify right side
    51,349,746.32x = 1,994,472,748,609,114
  5. Step 5: Solve for x
    x = 1,994,472,748,609,114/51,349,746.32
  6. Step 6: Final answer
    x = 38,840,946.48

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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.