Home / 10,553,909.60-15,830,864.40-9,924,053.60

Finding the Fourth Proportional to 10,553,909.60, 15,830,864.40 and 9,924,053.60

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Solution

The fourth proportional to 10,553,909.60, 15,830,864.40 and 9,924,053.60 is: 14,886,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553,909.60 : 15,830,864.40 = 9,924,053.60 : x
  2. Step 2: Convert to fraction form
    10,553,909.60/15,830,864.40 = 9,924,053.60/x
  3. Step 3: Cross multiply
    10,553,909.60x = 15,830,864.40 × 9,924,053.60
  4. Step 4: Simplify right side
    10,553,909.60x = 157,106,346,839,931.84
  5. Step 5: Solve for x
    x = 157,106,346,839,931.84/10,553,909.60
  6. Step 6: Final answer
    x = 14,886,080.40

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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.