Home / 30,626,590.59-42,264,194.63-16,688,111.05

Finding the Fourth Proportional to 30,626,590.59, 42,264,194.63 and 16,688,111.05

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Solution

The fourth proportional to 30,626,590.59, 42,264,194.63 and 16,688,111.05 is: 23,029,320.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,626,590.59 : 42,264,194.63 = 16,688,111.05 : x
  2. Step 2: Convert to fraction form
    30,626,590.59/42,264,194.63 = 16,688,111.05/x
  3. Step 3: Cross multiply
    30,626,590.59x = 42,264,194.63 × 16,688,111.05
  4. Step 4: Simplify right side
    30,626,590.59x = 705,309,573,393,643.38
  5. Step 5: Solve for x
    x = 705,309,573,393,643.38/30,626,590.59
  6. Step 6: Final answer
    x = 23,029,320.59

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Double scale
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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.